Rinku’s world is shattered and he goes on a rampage, determined to make his enemy pay. But, in the process, he makes a shocking discovery that turns his life upside down.

Teji’s lying and scheming catches up to her as she desperately tries to keep her world from unravelling. Meanwhile, Rinku and Daman discover the betrayal of a trusted ally and are hell bent on revenge, while Papaji is plagued by the ghosts of his past.

Rinku kills DJ, avenging Muskaan and uncovering the truth-Mahi murdered Kanwal, orchestrated Muskaan's death, and helped build the Royal Circle. Rinku and Papaji finally reunite as father and son. During a Royal Circle bust, Natasha gives Ghosh a hard drive exposing powerful clients. Mahi retaliates by kidnapping Samaira, forcing a final showdown. Rinku, Papaji, and Ghosh defeat Mahi and rescue Samaira-but an unknown man arrives, demanding the drive and warning that this war is far from over.

With Papaji under scrutiny, Vikram backs Rinku and revives his deal with Jogi Dhillon. A desperate Papaji turns to Kanwal's brother Harmeet, who reveals buried truths and hands over Kanwal's letters. Ghosh uncovers the "Royal Circle," a powerful syndicate tied to the missing girls, and begins suspecting Vikram and Rinku, while questioning Teji's death. As Daman aids Ghosh, shocks emerge - Papaji learns DJ is Mahi's illegitimate son, and Saloni discovers DJ was Muskaan's killer.

Ghosh traces the missing students to Vikram Saluja's Dreamroots Foundation, raising suspicions of Rinku's possible links to trafficking. Rinku learns Sukhi betrayed him by siding with Papaji and Narcotics; in response, Jogi kills his own brother but remains loyal. Seeking safer distribution, Rinku and Mahi turn to Vikram's logistics empire, only to face a rival offer from Papaji and Daman. As Vikram plays both sides, Rinku exposes Papaji's covert deal with Narcotics, triggering a public scandal and shifting the power balance once again.

As Papaji’s trial date gets closer, Ghosh scrambles to gather new evidence while Rinku goes on a rampage, determined to destroy his enemies. However, Ghosh discovers a chink in Rinku’s armour and makes a startling discovery that threatens to blow the case wide open.

Ghosh arrives in Manali and assumes leadership of a team which has been put together to arrest Papaji for Kanak’s murder. Daman hires a lawyer to defend Papaji while Rinku scrambles to put together a plan to thwart Ghosh and a game of cat and mouse ensues. Meanwhile, Teji makes a shocking discovery about someone from her past.

Papaji is recovering from his injuries and has given up alcohol while Rinku is trying to revive the business. However, Teji has plans of her own which lead to tension and a power struggle in the family. Meanwhile, Ghosh is ridden with guilt after Koyal’s death and has become a recluse, as amysterious new entity emerges with a vendetta and a sinister plan to bring down the Atwals.

Ghosh interrogates Saloni and team to Rinku’s chagrin and finds discrepancies in their stories. Meanwhile, the wedding festivities continue. Teji confronts Daman about the shooting. Saloni cracks a deal with Rinku in exchange for Rishi’s silence.

Ghosh suffers a huge loss and is broken after another setback in his war against the Atwals. But he sees a ray of hope when he discovers a hidden link between the Atwals and Rajveer Malhotra. Meanwhile, Rinku celebrates with the family, unaware that a storm is coming.

Rinku finds out who the real culprit is behind the missing truck while getting married to Muskaan. Daman-Teji gets in touch with their old friends, this may give them an advantage over Rinku!

Five years after Season 3, Rinku rebuilds his Chandigarh empire with his biological father Mahinder Atwal, expanding globally through a high-stakes deal with the Dhillon brothers, led by hip-hop star Bobby Dhillon. As Papaji awaits a crucial court verdict from prison, Ghosh joins Rashi in probing a chilling string of missing girls. When Papaji is acquitted and walks free, Rinku vows to destroy him. A war between father figures becomes inevitable.

Ghosh manages to outwit the Atwals and finally arrests Papaji while Rinku confronts the new player in town, Rajveer Malhotra, who offers him a partnership. Samarth is on the run and asks for Ghosh’s help in exchange for information. However, Rinku is hot on his trail.

Rinku is onto the fugitive’s whereabouts as the wedding ceremony starts again. Shashwat tries to contact Rishi. Teji surprises everyone with a change in stance. DSP Ghosh has a showdown with Rinku and Papaji.

As the Atwal's prepare to welcome their new bride, Rinku doesn’t have a moment to breathe. In the meantime, new secrets about the business are revealed to Samarth.

Rishi and Saloni, two filmmakers travel to Manali to shoot a friend’s wedding. Rishi accidentally records the murder of a ‘dancing girl’ by the groom’s father and struggles with his conscience. As he tries to find out what happened, DSP Ghosh, a cop from West Bengal arrives in Manali, who is looking out for the same ‘dancing girl’ in a murder case.

An intruder breaks into the Atwal resort and attacks one of the Atwals. Abhaya finds out he has more in common with Koyal than he thought. Daman-Teji makes headway into their plan of becoming business partners with Samarth, while some friends turn into foes.

Lucky manages to find Rishi and gang but they escape again. Timma finds the murder video on Rishi’s phone. The video now becomes Rishi’s last line of defense. Rinku decides to sort this out himself.

The sound of the explosive is heard across the valley and the tremors are felt within the Atwal empire itself. Rinku decides to take charge of the operation but there’s another surprise in store for him.

Mahi claims DJ as his son but orders him to stay hidden as Rinku goes to war after Lucky's death. Mahi lies to Rinku, saying DJ has gone rogue. Ghosh and Daman uncover Teji's murder and force Natasha to reveal the Royal Circle's secret auction at Vikram's hotel. During an undercover raid, Daman and Natasha kill Vikram but Daman is badly wounded. As DJ ambushes Saloni, Rinku intervenes and finally realizes the truth-Mahi orchestrated Muskaan's murder.

Rinku sets a plan in motion with Arjan Singh and executes immaculately. Samarth pulls in all his resources and announces a face-off with the mighty Atwals.

Rinku continues his search for Koyal as Ghosh and Teji conspire to take her to safety. While Saloni and the team are on their way out of Manali, Rinku has other plans for them.