Qingmei Has Killed Me a Thousand Times, but I Treat Qingmei as If I Had Just Met Her for the First Time

[Light reincarnation + childhood sweetheart + yandere + sadomasochism] Qi Anjiu is a person who is stressed by life. His sister Qi Wan's life-saving money is the Sword of Damocles that keeps spinning above his head. But he has a girlfriend, Chen Xiaoxiao, who loves him and is willing to endure hardships with him. She knows his situation and is willing to be with him. She even gave him her entire salary. Just when their relationship was heading towards a good place, his yandere Qingmei took action and killed him twice with an unbuckled nail gun. But he didn't die either. He could go back to the past after death, but he had no lofty ambitions and just wanted to live a good life peacefully. After escaping again and again but still unable to avoid death, he finally made up his mind. "Yu Wanqing, I will make your life worse than death!"