Even an invincible killer may not be able to survive Hell's Paradise!

Genius shogi player Taisei Amado has a secret...Kentaro Fukuda, the creator of Devilyman and Shinigiwa, brings his beautiful art to a shogi story that you won't be able to put down!

The weak sumo club of Odachi High School welcomes a new "small" member, Hinomaru Ushio. Everyone thinks he's too small for this sport, where having a "big" and "heavy" body is crucial, until they reveal his past! The goal is to become a yokozuna, the highest rank in sumo wrestling. Fired up high school sumo begins now!