Gopal (Ajay Devgan) stays with his wife Ekta (Kareena Kapoor), sister Esha & a dumb brother in law Lucky (Tusshar Kapoor). Gopal for one whole night gets stuck in a yacht after he saves an attractive young woman Meera (Celina Jeitly) from few goons on his way back home from his office. Due to the circumstances they stay back on the yacht, arousing Ekta’s suspicions. Meanwhile Gopal finds out that a dead body was found at the same location where he saved Meera from the goons. The investigating officer Maadhav (Arshad Waarsi) who does not get well along with Gopal, finds out that Gopal was missing from his home that very night and the dead person was an employee from his company. There begins Maadhav’s investigation – resulting in hilarious chaos.