Minoo who is married to Moosa recently, is moving to the new house. But Moosa receive a letter in which he being told to get back to the Minoo Island (a border island between Iran and Iraq), to dispatch a watch tower there from the period of war. Moosa who has a lot of memories of that place refuses to go there but his wife Minoo is insisting. Finally she manages to convince him and both go there.

Hamoon's wife is leaving him. He is also unsuccessfully trying to finish his Ph.D. thesis. He is forced to reexamine his life. In a series of flashbacks and dreams, Hamoon tries to figure out what he did wrong.