Prime numbers are divisible only by one and themselves. These numbers are solitary and incomprehensible to others. Alice and Mattia are both "prime", both haunted by the tragedies that have marked them in childhood: a skiing accident for Alice which has caused a defect in her leg, and the loss of his twin sister for Matthew.
A priest, after spending years in humanitary missions in Africa, reunites with his family, which is in worse conditions than when he left, and above all meets a young lady who will make him doubt both himself and his faith.
Comic tale of a cynical TV star's slow-combustion romance with a young paraplegic.
