Season 1

Lindiwe's mine is about to go bankrupt when foreman Thato Mokoena finds an alluvial diamond, whose worth is later revealed to be $45 million, in the river that runs through the township of Refilwe while fishing. Lindiwe murders Thato Mokoena and places the diamond in her mine for her miners to find so that the discovery is made on her land while covering up the murder. Zweli's long-lost daughter, Nomonde, becomes Lindiwe's enemy over time.

Malefu Mokoena struggles to raise her children after her husband's death. Her oldest son, Thuso, is frequently in and out of jail. Her adopted daughter, Tumi, marries Lindiwe's nephew, Zolani Dlamini, and moves into the matlou household. Following their wedding, Lindiwe employs Tumi as the CSR Officer at Khanyisa Diamonds. Lindiwe attempts to steal the land in Refilwe to mine, but her plan is foiled when Tumi dissents, realising Lindiwe's intentions.

Malefu discovers Tumi had a hand in Lindiwe's plan. Malefu disowns Tumi, tells her she was adopted, and gives Tumi half of a necklace her birth mother left her with. Tumi divorces Zolani, who reveals that Lindiwe killed her father. Tumi and her new boyfriend, Lindani, attempt to find evidence by returning to the Dikana mansion. While searching Lindiwe's desk, Tumi discovers Lindiwe is her biological mother. Tumi tries to reach Lindiwe so they can talk but is kidnapped and taken to the mine, where she is buried alive by Lindiwe, who knows that Zolani told Tumi of Thato Mokoena's murder.

Lindiwe finds Tumi's message and, realizing she has buried her child, attempts suicide by shooting herself.

Season 2

Lindani rescues Tumi, while Lindiwe makes a full recovery. Tumi subsequently files charges against Lindiwe. Her quest for justice turns sour as she becomes the prime suspect in the attempted murder of Lindiwe. Thereafter, Lindiwe filed a charge against Tumi, arguing in court that Tumi was an agent of white monopoly capital sent to destroy her company. Lindiwe is sent to jail

Lindiwe frees Paulina from prison in exchange for Lindani's silence to win the case. She is found not guilty. Little did she know, Christo told Zweli that Lindiwe did commit the crimes, and she paid him off to support that Johaan Scheepers and his extinct gang targeted her. The prophet was right; she may have won the case but lost her family. Her husband then wakes up and smells the coffee; he asks her for a divorce and tells her that everything is to stay with him and the kids, and she's to leave immediately (with Zolani). He then exiles her to a life of poverty as punishment.

Reeling from her parent's divorce and her mother's disappearance, Mbali resorts to drugs and is kidnapped by her dealer. Nomonde takes over as the CEO of Khanyisa Diamonds, and Zweli becomes a prostitute for the company.

After rescuing Mbali, Zweli informs his children of Lindiwe's misdeeds. In Refilwe, Cobra and Paulina contest an interim ward election after the councillor dies from a heart attack. Paulina is set to win until Percy and Oupa plant fake votes in favor of Thuso, also known as Cobra.

Cobra wins the election and invites Paulina to join the council. Lindiwe resurfaces in Refilwe and takes refuge in the shack she grew up in. All her contacts abandon her when they realize she has lost her power. Tumi finds out Lindiwe is in Refilwe and sets her shack on fire with Lindiwe inside. Zolani rescues Lindiwe, and Sis Flora takes them out of pity.

Lindiwe pretends to have turned over a new leaf and misleads everyone into believing she is a changed person as she bides her time and calculates her return. Cobra uses his position as councilor to unfairly award tenders. Nomonde struggles to keep the mine afloat while juggling her relationship with Lindani. After the miners nearly kill Nomonde, she begins looking for a new CEO for Khanyisa Diamonds.

Gail Mathabatha (Mary Ann Barlow) enters the lives of the Dikanas when she is hired as Khanyisa's new CEO. Soon she is involved in a romantic relationship with Zweli, to Lindiwe's chagrin, setting the latter on a quest for everything she holds dear - her family, her marriage, and her mine. Lindiwe later kills her on her wedding day.

Zweli is now seen in a wheelchair, and Lindiwe begins helping him get better, even if he never asks her for help. Zweli then asks Lindiwe to marry him again. She later gets revenge on those who turned their backs on her when she needed them the most. Zweli later gets his kids arrested because they accommodated a wanted criminal in the mansion. Tumi and Lindiwe finally began reconciling as mother and daughter and married her childhood sweetheart, Lindani.

Thuso, Percy, and Oupa successfully stole Lindiwe's diamonds at the diamond launch, which was disrupted by riots. Thuso gives the diamonds to Lindani, now Tumi's husband so that he doesn't get caught by police, as he knows he will be the prime suspect.

Lindani can't keep such a secret, so he tells his friend Charlie about the stolen diamonds. Lindiwe and Zolani brutally torture Charlie for information about the stolen diamonds. They get the information they need, go to Lindani's house, and find the stolen diamonds. A drunk and depressed Lindani enters the house and is immediately shot by Lindiwe.

Tumi and Mbali overhear a conversation between Lindiwe and Zolani, celebrating their successful mission. Tumi plans revenge by tampering with the car's brakes. Mbali cries and fears that her mother is what people call her. She takes her mother's car, which has had the brakes tampered with, so by mistakenly dies in a tragic accident.

Season 3

Season 3 starts with the confusion and heartbreak of Tumi. Lindiwe feels that she is being punished for her sins. Mbali's funeral is held. Zolani finds love with a girl called Emma. When she realizes that he is just an employee of Lindiwe, she persuades him to sue, causing conflict between the two. Zolani finds out about Emma's lies and breaks up with her. Zolani and Lindiwe fix their relationship.

A woman from Cobra's past comes with his son, Morena. Morena steals from the residents of Refilwe, but Cobra doesn't believe them until he steals from Dimpho. Andile's boyfriend Njabulo comes back with a friend, Mondli. Mondli and Njabulo are in a relationship, and Andile breaks up with Njaulo. Andile has attempted suicide, and he and Njabulo get back together. Mabutho and Tumi begin an affair, and Andile finds out about it. Tumi breaks it off and walks out of her and Lindani's bedroom. The Dikanas and Lindani are downstairs and see them. Mabutho admits that he and Tumi are in love.

Emma returned from where she was hiding and was pregnant with Zolani's baby. He and Lindiwe were sceptical but after DNA tests proved that he was the father, Zolani asked Emma to marry him, much to Lindiwe's dismay.

An old ex of Lindiwe and friend of Thato Mokoena named Mohumi came to seek revenge on Lindiwe for betraying him and to avenge Thato's death. He and his rebels held Lindiwe and her family hostage and wanted to kill Tumi. As he was about to kill Tumi Lindiwe confessed that she was Tumi's father.

After Mohumi was arrested, Tumi started visiting him, and Lindiwe instructed one of her allies, Detective Tshabalala, to plant listening devices in her room. While visiting Mohumi in the hospital, Tumi told Mohumi that she had killed Mbali. Tshabalala showed Lindiwe the recording, and she was distraught. Lindiwe forgave Tumi, and they reconciled. Tumi stopped visiting Mohumi, and Lindiwe went to his prison cell to gloat, and she admitted to killing Happy, Sheree, and Gail. Unknowingly to Lindiwe, Mohumi was recording her. He sent Tumi the recording and told her to post it on social media. Tumi showed Lindiwe the recording, and she and Tshabalala went to his prison cell to take his phone.

Season 3 ended at Zolani and Emma's wedding. Tumi was in a helicopter, and she wanted to tell the truth about Lindiwe's crimes at the wedding. Lindiwe called her from the venue and tried to talk her out of telling the truth. She took Tshabalala, and they drove to the helicopter pad where it was meant to land. Lindiwe calculated that Sis Flora would find out about Happy, and Zweli would find out about Gail. Lindiwe took Tshabalala's gun and shot at the helicopter as it was about to land. The aircraft exploded with Tumi inside it.

Season 4

Tumi dies, and they bury her. Elvis wakes up and remembers what happened and how Tumi died and threatens lindiwe to marry him, and if anything happens to him, Zweil has a letter of what happened. Some blessers are blessing Paulina with stock and money. Zolani shot Elvis, but he was wearing a bulletproof vest. There are rumors around Refilwe about the blesser being said it's Cobra. Elvis later comes to Dikana mansion and pretends not to have information about the accident but asks Zweli for protection from the killers.

Cobra keeps making people think he is a blesser; he later gets arrested for ATM bombing. Lindiwe offers Elvis money to leave the Mansion, and he eventually agrees. Zweli keeps investigating the death of Tumi but still no traces. Cobra gets released later, then discovers that Khabzela and Mabutho are the Blessers. Lindiwe hunts Elvis down at a hotel and kills him with a poisoned condom. Zweli starts to be suspicious about Lindiwe not being moved by anything that has happened. Zweli finds out about Lindiwe killing Tumi, which causes conflict between them. They sort things out, and a girl enters Zweli's life, Nyakallo. Nyakallo is sis'Flora's niece, and Nyakallo and Zweli start having an affair leading them to marriage. Lindiwe kills Nyakallo on a train, and Zweli and Lindiwe fix their relationship. Mohumi comes back and turns on a new leaf. He and the community reconcile, turning Mohumi into a brand-new citizen. In the season finale, the Refilwe communication tried to kill him for holding them hostage in Lindiwe's house. Lindiwe saved him in exchange for signing back her mine. Lindiwe betrays him by pushing him out of the helicopter into the River