Nagai Jinsei, aka "Bare-Knuckles Jinsei". Born in a dumpster, raised in an orphanage, living as a yakuza, he is tough enough that he fights all his fights bare-handed, and is covered with countless knife and bullet scars from his battles. But his life changes when he saves the five-year-old Ayumi, daughter of the new police chief, Enjoji Masayoshi, and befriends their family. For the first time in his life, Jinsei feels like he's found a family of his own, and decides to start his life over, but his past and his ties to the yakuza keep getting in the way.c
"Akatsuki" is the first ray of light emerging from pure darkness. "Samson" Takaki is the ace wrestler and company president of the Akatsuki Pro Wrestling group. Samson has devoted his body and soul to his wrestling career. Now, Samson not only has to endure the bodily damages caused by his long wrestling career, but he has to face prostate cancer. However, this doesn't deter Samson. He continues his fight to bring joy and entertainment to his fans.