Yankee Ω wa Yakuza ni Ochiru

Sinopsis

Hajime, a delinquent student, lives a rebellious life, often clashing with his free-spirited mother. One day, upon returning home, he is abducted by a yakuza member who was waiting outside his house. He discovers his mother is in debt to the yakuza. Mizuki, the young alpha leader of the yakuza, tests Hajime's quality by sleeping with him. During this encounter, Hajime, who was believed to be a beta, begins to emit omega pheromones.