Della Duck has faced every danger the moon has to offer to reunite with her family, but her greatest challenge is one she might not be able to fight her way out of.

Donald and Penumbra must break out of a Moon Prison and send a warning to Earth about a looming invasion. Meanwhile, Dewey and Webby uncover a sinister conspiracy targeting their family.

The moon invades Duckburg, forcing Scrooge to join forces with an unlikely ally in an effort to save the earth. Meanwhile, Della and the kids search the globe for reinforcements.

Webby sets out to prove to a homesick Penumbra that Earth can be a lot of fun by riding Glomgold’s newest gift to Duckburg, the suspicious Flintferris Glomwheel.