When a cosmic glitch hurls three mismatched kid-hero teams—gadget genius Doraemon's crew, Pokémon master Ash's squad, and Shinchan's anarchic family—into a sentient high-tech dungeon, survival hinges on uniting their chaos against shape-shifting mechanical horrors. But as the dungeon exploits their wildest weaknesses and absurd strengths, a chilling truth emerges: this isn't a trap, it's a living experiment watching their every hilarious blunder. Can these ultimate misfits turn pandemonium into power before their linked worlds unravel forever?