Let You Increase Their Favorability, and You Will Turn Them into Yanderes

[Easy daily life in the early stage, and gradually enter the stressful Shura field] [Multiple female protagonists] The system is something that ordinary people dream of, but Chen Cheng got three by himself? The three systems correspond to sister Youxi, rebel Qingyu, and boss Yu Xia... The system asks him to increase his favorability, otherwise he will be punished. It's obviously a normal task to gain favorability, but why are things becoming more and more wrong... The way they looked at me was weird...