Hall Pass tells the story of Iowa teenager Sara Wheeler, thrust into a chaotic existence with a new foster family and new high school. Sara befriends two of her teachers, Friday Baker and Michelle Sheets, who both attempt to help her with her troubles. Friday has some dark secrets to hide, conspiring with head janitor, Donald Graves. When Sara's foster father becomes a new menace in her life, Sara is drawn closer to Friday. Things get complicated for Friday when Michelle becomes romantically interested, and Sara's friendship with Friday threatens to cross the line.