Alexandre Varda, a powerful property developer of Greek origin, finds his life suddenly turned upside down. On the same day, he is sacked by his sharhold- ers and learns of the death of his daughter, whom he has not seen for 12 years. When he arrives in Greece the next day to repatriate the body, he also discovers that he is the grandfather of a 9-year-old boy with autistic syndrome...

Months after the disappearance of his father, Leonard, 11 years old, discovers a living entity in the compost at the back of the garden. He secretly forms a bond with this thing, which is soon discovered by his little sister. Both start to believe it’s their father. When their mother protests against this idea, Léonard begins to have doubts about her.