We are in Argentina in 1977, a woman gives birth to twins. With the complicity of the midwife he manages to hide the child, second child. The first, a boy, is taken into custody by the regime's guards. The scene moves to the Milan of today. The young Rosa contacts Javier and tries to convince him that they are twin brothers, separated at birth. Thus, the two begin a journey to rediscover their origins and their past. A bitter reality is ready to overwhelm them ...