Cheng Zi

Li Jian is an expert on cave exploration. Because of a drunk driving accident, his son Xiaoyu suffered a lifelong disability on his left foot. His wife Liu Yun could not forgive Li Jian for filing for divorce, and Li Jian was deeply guilty and self-blame for this. In order to realize Xiaoyu's birthday wish to reunite with his father, Liu Yun took Xiaoyu to the place where Li Jian worked. The sudden vortex in the lake sucked Li Jian's family into the mysterious cave deep in the earth. Deep in the heart of the earth, there are dangers, bloodthirsty humanoid monsters, and dangerous alien behemoths. In order to protect his wife and children from escape, Li Jian began the most difficult and dangerous geocentric adventure in his life.

In an era when the demons are in power, they are the masters of the despicable cultivators and mortals. The cultivator elders deem it necessary to send someone back in time to determine the origin of the demon lord and to prevent his awakening. Li Susu accepts the mission, becoming the mortal Ye Xiwu, General Ye's third daughter, who is married to Tantai Jin, the hostage prince and future demon lord. She is determined to destroy Tantai Jin, who, in the future, will massacre many. But as a witness to Tantai Jin's past life and rise to power, an unexpected tale emerges, one complicating her quest.

Novice witch Su Muyan enters a contract marriage with the enigmatic Ninth Prince Feng Luochen to awaken her powers and change her fate. Together, they confront conspiracies, uncover hidden truths, and find strength and redemption in each other.