Gu Yan discovered that accidents had happened to his girlfriend and all the girls he knew. At first, he thought it was a coincidence, until he discovered that Jiang Yuxi, a cold and cold girl, sneaked into his room and sucked the scent of his quilt. Not only that, he also found that his clothes were occasionally stained with inexplicable liquids. After some investigation, it was discovered that Jiang Yuxi was an out-and-out yandere. Gu Yan wanted to run away, but she caught him and handed him a chain: "My dear, those women have disappeared. We can finally be together. Can you be my master..."
