Ryo Morinaka is a university student and works part-time at a bar. He is bored with his daily life and exists in a state of torpor. One day, his friend Shinya Tajima brings the owner of a host bar over to the place where Ryo Morinaka works. Shizuka Mido is the owner of the host bar. Soon, Ryo Morinaka begins to work for Shizuka Mido at the members only host bar. He feels embarrassment initially, but he fulfills the desires of women and develops a sense of purpose.
The story revolves around 20-year-old Makoto, who frequently gets involved in highly dangerous situations, usually against his own judgment. Along for the ride are his best buddies Shun, Masa, and Takashi, the enigmatic leader of a local gang in Ikebukuro.
Living in Ikebukuro — an area infamous for juvenile crime, 21-year-old Makoto Majima becomes associated with a youth gang called the G-Boys. A troubleshooter known for his cool headedness and ability to get things done, Makoto diffuses tense situations around Ikebukuro to keep his friends and others out of harm's way. However, the mysterious death of his girlfriend and an escalating gang turf war threaten to be more than Makoto can handle.
