春山在18岁的时候经历了几次恶魔的袭击，他遇到了一个恶魔猎手沈璇，每当遇到危机时，沈璇就会给春山一个铃铛，然后在几次危机之后，他们的感情越来越深，直到18岁时，她变成了一个半人半妖的怪物，被恶魔的本性操纵，在夜间无意识地杀人。但在这背后，立下镇有一个难以言喻的仪式秘密。

When Chunshan experienced several demon attacks near the age of 18, he met a demon hunter, Shen Xuan, who gave Chunshan a bell and rang it whenever there was a crisis, and after several crises, their feelings grew deeper and deeper until she became a half-human, half-demon monster at the age of 18, who was manipulated by demonic nature to kill people unconsciously at night. But behind this lies an unspeakable ritual secret in the township of Lixia