The narrative follows four lifelong friends—Appukuttan, Govindankutty, Mahadevan, and Thommichan—who, years after their hilarious misadventures in the original film, find themselves facing mid-life crises, financial stagnation, and the lingering echoes of their bachelor days. Still sharing the same house in the nostalgic neighborhood of Harihar Nagar, their monotonous routine is abruptly shattered by the arrival of a mysterious, alluring woman named Maya. Maya rents the vacant bungalow next door, instantly captivating the quartet with her enigmatic charm and sophisticated demeanor.Driven by a renewed sense of youth and romantic desperation, each friend independently attempts to woo Maya, leading to a cascade of hilarious misunderstandings, petty rivalries, and elaborate deceptions. Appukuttan tries to impress her with fabricated tales of wealth; Govindankutty attempts a suave, intellectual approach; Mahadevan relies on his smooth-talking charisma; and the married Thommichan finds himself hopelessly torn between domestic guilt and forbidden temptation. However, Maya remains gracefully elusive, playing along with their antics while guarding a deeper, more serious purpose.As the comedic tension builds, the plot takes a sharp, dramatic turn. The friends discover that Maya is not who she claims to be. She is actually seeking vengeance against a corrupt local politician, a shadowy figure from her past who ruined her family. Realizing they have been unwittingly drawn into a dangerous web of extortion and crime, the four friends set aside their romantic delusions and petty squabbles. Fueled by genuine affection for Maya and their underlying code of camaraderie, they resolve to protect her at all costs.A high-stakes cat-and-mouse game ensues. The friends employ their trademark slapstick
resourcefulness, utilizing disguises, decoy operations, and chaotic ambushes to outwit the politician's heavily armed henchmen. In a chaotic climax set during a stormy night at the sprawling estate, the friends orchestrate a brilliant, albeit accidental, takedown of the villains, exposing their
criminal enterprise to the local authorities. Maya is finally granted justice and peace. As she prepares to leave Harihar Nagar to start a new chapter, she expresses profound gratitude to the four men. Left once again in their quiet neighborhood, Appukuttan, Govindankutty, Mahadevan, and Thommichan reflect on their wild adventure, realizing that despite their aging bodies, their unbreakable bond and knack for utter chaos remain entirely intact.