Stowing away on Zeke's family's spaceship, Harris and Roxy arrive on an alien planet where they are challenged to blend in by disguising themselves as locals.

Harris and Roxy try to help Zeke the alien over his confusion about Valentine's Day, and to figure out who sent him an anonymous candy-gram.

Zeke has revealed to Harris that he's an alien and Harris is thrilled to have an alien best friend! This weekend, Harris has a Beaver Scout outing in the wilderness, so he invites Zeke to join in on the fun. Zeke doesn't quite understand all the activities, like sleeping outside and telling ghost stories, and he is a little careless with using his powers, which leads one scout to become a little suspicious. Will Harris be able to help Zeke hide his...

Harris and Roxy visit Zeke's house after school, then Harris's parents invite Zeke's family to dinner, but trying to convince anyone that they are aliens only gets Harris grounded.

While his scientist-parents study Earth, second-grader Zeke tries to fit in but Harris, a classmate, notices his abilities and sets out to prove Zeke is an alien.