High schooler Makoto always upstages fellow student Jinnai without trying, which exasperates the delusional rivalry Jinnai has concocted within his own brain. But when Jinnai attempts to sabotage Makoto's invention, the machine opens a dimensional rift that throws Makoto, Jinnai and several others from their school into a land of wonder and fantasy. Will they ever be able to find their way back home? Will they want to?