Seeking the teachings of Renge and Sabimaru who has sealed away a lot of Chemies, Houtarou and Rinne go to a certain professional wrestling Dojo with Renge and the others.

When Houtarou immediately tries to find a Chemie, he's attacked by gang-like men who are after the Dojo's land. However, Alchemy can't be used against ordinary people. In front of a confused Rinne and the others, Houtarou borrowed Renge cards and transformed into Gotchard! However this time, a powerful Malgam suddenly appears!