Lin Wanqiu was accidentally involved in a series of strange events because of the red coffin in the family's old house. In the process of exploring the secret of the red coffin, she gradually learned from the old things left by her great-grandmother that she was the "coffin keeper" passed down from generation to generation, and the red coffin was the key carrier for her to suppress the ancient power that was closely bound to the fate of the Lin family.
As the investigation deepened, the seal of the red coffin gradually loosened, mysterious warnings appeared one after another, and there were always strange shadows watching her in the dark. Lin Wanqiu also frequently had strange hallucinations related to the red coffin. In order to protect herself and those around her, completely unlock the secret of the red coffin, and resolve potential crises, she resolutely embarked on a journey to find the ancient village. She hopes to awaken the pulse spirit in the ancient village, thereby ending the family's hidden dangers caused by the red coffin that have lasted for many years, and allowing the family to completely get rid of the long shadow caused by the red coffin.