When their grandfather vanishes and a distress call leads them to a red button in the basement, GG, Dash, and their quirky crew launch their house into space and uncover an intergalactic crisis. On the polluted planet Flurn 78, they team up with aliens to fight Grandpa’s nemesis, Salazar, and his plastic empire. Can these kids save the galaxy—and find Grandpa—before it’s too late?