Saki, the Asian Jiu-Jitsu champion, will fight the wild beast Jitta Hanaoka in the ring! It's called "Serious Sex Battle"! The legendary battle is finally back! Will the man's strength win, or will it be the skill of a well-trained Jiu-Jitsu practitioner? The rules are simple. "If you make your opponent cum, you win!" The no-questions-asked battle begins now!