The prologue of the popular romantic comedy Yakuza "Fourth Generation Head: Tatsuyuki Oyamato"! A Yakuza boss finds himself trapped in the relentless attention of a sometimes impulsive but always incredibly clever designer. If being Yakuza doesn't kill him, then his new love just might! Thanks to Uichi Rogi's lies, his "sugar daddy" is dead and the object of his affection, Yakuza boss Akitora Oyamato, is bleeding out. As they need to hide, Uichi and Akitora seek refuge in a hidden gang base, where pain and pleasure quickly collide. But nothing in Uichi's life is simple, and soon he finds himself naked in front of Akitora's wife and baby!