While his human Elliot adjusts to his new home and stepfamily, Gizmo, an evil genius guinea pig, searches for a new evil lair where he can plot to take over the world, but Gizmo is constantly thwarted by Elliot's little stepsister Jasmine (who likes to play dress-up), Abuela (who may or may not like to eat cavies), and Wedgie (a Corgi superhero and Gizmo's nemesis).

The story of a young girl living with her family in a shelter and the homeless dog she's determined to reunite with his family. Piper's life is turned upside down when her family moves into a shelter in a whole new city. She misses her house, her friends, and her privacy--and she hates being labeled the homeless girl at her new school. But while Hope House offers her new challenges, it also brings new friendships, like the girls in Firefly Girls...