An exiled demon king and an unlucky princess weave through the memories of various spirits and monsters recorded in a mysterious book. Banished from the heavens to Hundred Spirits Lake, Chun Yao is now its king of monsters. The Bailu Kingdom's Princess Han Sheng enters his lake carrying a book only spirits should possess. Now the arrogant Chun Yao must include her in his mission to uncover the meaning of its many tales of love.