In order to recover the body of her son lost during the war in Bosnia, a grieving, but strong-willed Muslim woman, Halima, must track down her estranged niece, who we find carries a mysterious connection to him.

At the beginning of the World War I, Filip, a Serbian school director in the Serbian province, has been asked to immediately go to Belgrade to get war schedule. His wife Lea, Slovene, with no one to leave because the two of them recently arrived in the small town and no one really knows them. Azem, an Albanian, school attendance, gives Filip a promise (Besa) to watch the Lea and that nothing will happen. Lea and Azem, are forced to live together in an abandoned school. Their relationship changes during the time.