Mary traces the lives of a woman caught in a scandal of adultery, another rejected and ignored because of her promiscuity, a third shunned because of a shameful condition, and a widow cast out from society, mourning the loss of her only son.

When a cute little stray pup they name Chewy wanders into the school a group of friends must unite to help keep Chewy out sight of the principal, Ms. Thistle.