Sonia (Isha Koppikar) is the owner of a casino in Goa and a successful entrepreneur who lives with her only son. When her son goes missing, Sonia is left distraught. She offers a huge reward to anyone who can help find her son. Raj (Shahid Kapoor) and Priya (Kareena Kapoor) are two strangers who accidentally spot the child at the same time. They decide to split the reward money between them. When Raj and Priya reach Sonia's mansion, they find her dead body and they both panic and escape from the mansion. But what happens when they become the chief suspects of Sonia’s murder?