Dinah (40) and Pascual (42) are brother and sister. They grew up in an atypical family, their mother, Celina, mysteriously left home when they were children and Antonio, their father, despite his efforts, has never been able to build a functional world for them. Many years later, Antonio decides to travel to find Celina and suffers an accident on the road. Dinah and Pascual must reconnect to go help his father . In this trip they discover how much they know about each other.