Sebastian, at 17, has never eaten pizza, never been to school, never even hung out with other kids. He rides the subway at night to escape his father's strict, possessive parenting. Maria, 22 and mother to two young children, has just lost her job. Afraid to confess to her violent boyfriend, Maria resorts to riding the subway when he thinks she's at work. And then one night, on an empty train, Sebastian and Maria make eye contact . . .