The Reborn Gangster Was Almost Killed by the System

[The reborn gangster was almost killed by the system] Shen Yuan, once the uncrowned king of the underworld, fell due to a backstabbing, and fate pressed the end button at his most glorious moment. However, an incredible rebirth brought him back to his senior year in high school with his unfinished dominance and deep hatred - a seemingly ordinary starting point of youth, but in fact there was an undercurrent. [System VS Boss, Extreme Survival Challenge] Different from ordinary people's journey of rebirth, Shen Yuan was entangled in a moody system that seemed to be designed specifically to torture him. The tasks were arduous and the punishments were cruel, making him walk on the tightrope at the beginning of his rebirth, and he was shocked at every step. In this life-and-death game set by the system, how does Shen Yuan use the cunning of a gangster and the wit of a high school student to maneuver around the edges of the system and win in danger? [Love and hate intertwined, love and hatred continue] After returning from rebirth, those missed, lost, and uncherished emotions resurfaced. Shen Yuan is wandering between revenge and protection, intertwined with the complex emotions of old love and new love, making this road of revenge even more complicated and confusing. On the edge of love and hate, how can he control his heart and prevent history from repeating itself?