Bollywood drama. When they move to Switzerland for work, Raj (Bobby Deol) and his wife Priya (Kareena Kapoor) become neighbours to Vikram (Akshaye Kumar) and Sonia (Bipashu Basu). As the two couples get to know each another better, Vikram suggests wife swapping - which Raj and Priya refuse the first time it is suggested, but go along some time later when they are both drunk. Raj makes his way to Sonia's bedroom - and wakes up next to a dead body. How can Raj prove his innocence?