An erotic body-swapping horror where a psychiatrist becomes obsessed with one of her young clients with multiple personalities.。女职员丁小小性格乐观却有社交恐惧症，霸总夜鸣琛帅气多金却自负跋启，意外触电导致二人灵魂互换。缘于夜鸣瞬父亲的一个承诺，丁小小必须三个月内以夜鸣螺的身份去追求一个不存在的人。。
