He used to be a delinquent. When he saw his uncle, who was a gangster, die in a brawl, he realized he couldn't keep living that way. He worked hard at his studies and eventually got into university. The moment he set foot on campus, he decided to start over and forget his past. But a mysterious silver needle forced him to choose whether to fight back or submit to fate. What kind of bloody storm will the yasha tattoo on his back bring?