"I don’t fight to win… I fight to understand."
Arjun Singh wanted a quiet, normal life. Known in the terrifying global underworld as "The Last Weapon," he possesses a chilling ability: Adaptive Evolution. Any combat skill he observes, he masters instantly. Any enemy he fights, he surpasses in minutes. But after a tragic mission, the world's most lethal secret agent decides to retire, handing over his dark past to move back to the busy streets of Delhi.
His peaceful retirement lasts exactly one day.
Ambushed and kidnapped right outside a local marriage bureau, Arjun wakes up tied to a chair. His kidnapper? Kavya Roy. She isn't a local thug, but a fierce undercover spy leading a secret task force to infiltrate the "Black Serpents"—a massive multinational crime syndicate hiding a world-threatening secret. To avoid an arranged marriage that would ruin her cover, she forces Arjun into a fake marriage at gunpoint.
To Kavya, Arjun is just a crazy, clueless civilian she can use as a cover story and discard later. She thinks she needs to protect him.
She couldn't be more wrong.
Highly intrigued by his new "wife," Arjun decides to stick around. He casually talks his way into a high-level corporate job at the very crime syndicate Kavya is infiltrating, becoming her subordinate. Now, the world's deadliest agent is playing the role of a harmless husband by day, while secretly dismantling dangerous gangsters by night—using nothing but dinner forks and raw power.
But the chaos is just beginning. Enter Bablu Bihari: a street-smart, dramatic local mechanic who claims he just wants to earn a quick buck. In reality, Bablu is a "Hidden God" possessing Absolute Physical Control. He is a divine entity playing the fool, and he knows everyone's secrets.
When an evolving super-agent, a fierce undercover boss-wife, and a god-tier mechanic whose loyalty shifts from profit to family collide, the underworld won't know what hit them.
How long can Arjun hide his true identity from his spy wife? What happens when the Black Serpents realize the legend they fear is already sitting in their office?