The story begins with two playful male and female protagonists being tied together to collect the books of spirits, and tells the stories of various spirits they have experienced. Digging deep into the inner world of each love and each object, using the love line and the task line to jointly create a fantasy world that "empathizes" with the audience, and the two male and female protagonists with tasks experience the love, hate, greed, anger, and ignorance of various objects, and finally return to their own emotional world.