Nozomu and his girlfriend, Fuko, witness a senior who is repeating his graduation thesis having a suspicious conversation in the university's laboratory... Driven crazy by the strange smell wafting from the laboratory, he places his hand on the handprint left by the inventor, Oji, who evaporated on the wall of the bathhouse, and the door to Pentahua, the land of swords and magic, opens! The person I was led to by the bat-person Elena was... Parallel fantasy action!