The Moochmore family is plagued by perceived mental health issues, as they struggle with self-doubt and social isolation. When their mother Shirley, overwhelmed by her daughters' demands and her husband's infidelity, suffers a breakdown, her husband Barry commits her to a mental hospital, claiming she's on vacation. With his daughters left in his care, Barry takes a desperate measure by hiring a hitchhiker, Shaz, to become their nanny.

Mental
A charismatic caregiver brings energy and surprise to the lives of five sisters, reshaping their family's relationships and revitalizing their lives amidst their parents' troubled marriage.