When Benson attempts to organize a yard sale, Rigby finds himself unable to part with his possessions, leading to a supernatural possession by an old set of pogs. Mordecai and his friends must confront the vengeful spirit of the 90s, which has taken hold of Rigby and his belongings. The narrative unfolds within the familiar, chaotic world of the Regular Show, where everyday events quickly escalate into absurd, supernatural conflicts.

This volume of Regular Show appears to lean heavily into the show's signature blend of surreal humor and character-driven absurdity. The premise suggests a nostalgic trip back to the 90s, likely filled with pop culture references and the kind of over-the-top scenarios fans expect. The conflict between Rigby's attachment to his things and a supernatural force promises a fast-paced, comedic adventure. The narrative framework is expected to follow the established episodic structure of the show, focusing on the group's chaotic attempts to resolve a bizarre problem.