Luís Carlos is back from a six-week trip to Boston, where he was doing research on Superman for his master’s thesis. He considers Superman to be one of the best heroes of all time – if not the best. When he arrives in Lisbon and discovers that Superman has died, despair takes over his life.

In a desolate land, a young boy named Ico is confined to a castle as a sacrificial offering. He soon discovers a girl named Yorda who is also trapped in the castle. As they attempt to escape, they face numerous challenges and must rely on each other to survive.

Three teenagers, a young couple and a middle-aged man meet on a night that will dramatically mark their lives.