Air Gear volume 19 features story and art by Oh!Great.

After a stunning betrayal leaves Ikki a mere husk of what he once was, it's up to everyone he knows - friends, teammates, rivals - to get his head back in gear. With the Gran Scale Tournament fast approaching, Kogarasumaru needs all the practice he can get, and that means scheduling competition. But there could be more to their next opponent than what meets that eye...