Death Game: I Was Forced to Activate the Villain System

My parents were under surveillance, my friend died tragically in front of my eyes, my pregnant wife suddenly disappeared... I once worked part-time as a small-time killer just to live an ordinary and happy life with my loved ones... For the sake of the people around him, he was forced to participate in a death game with a narrow escape. In order to come back alive, he took a different approach. I opened the villain system that I hadn't opened in ten years, Can... But it always implies that I keep killing people... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.