Santi is a 10 year old boy who, after discovering that his grandfather Pelayo is deeply affected by the death of his wife and suffering from Alzheimers, finds, through fantasy and old comics, a way to help his grandfather get back the will to live.

In Oscar's world, the men in suits live in skyscrapers. They are happy, never run away and never cry. Until one day, one man hides and the rules fall apart.