"Valentin" is a coming of age story told through the eyes of a precocious 10-year old boy who lives with his grandmother in turbulent 1969 Argentina. Estranged from his eccentric parents, young Valentin yearns for a real family and dreams about being an astronaut. He befriends a recluse neighbor, forms an unlikely friendship with one of his father's many ex-girlfriends and sets out to discover the harsh realities about his parents, all the while bringing joy and wisdom into the lives of the adults around him.