Be Good, Come Here and Give Me a Hug

[Sweet pet + yandere + love at first sight + redemption] (PS: No matter the protagonist or the supporting role, they are all 1V1. The male protagonist is slightly yandere and scheming, while the female protagonist is short-sighted but can handle things clearly) Shi Dou fell in love with Jing Chengfeng until he was twenty years old. For him, he did not hesitate to curry favor with his roommate Shang Lu. However, he accidentally became the one in Shang Lu's hands... Shangluca likes Shi Dou. From the first time Shi Dou came into his sight, he wanted to take her as his own...