When Henry Hart crosses paths with a superfan desperate to join him in the fight against crime, he never expects the encounter to spiral into a reality-bending adventure. But when the enthusiastic recruit stumbles upon a powerful device capable of opening portals to alternate dimensions, chaos ensues. As Henry, his best friend Jasper, and his overzealous sidekick tumble through unexpected worlds, they must navigate strange new realities, outwit unexpected foes, and find their way home—before they’re lost in the multiverse forever.