Bai Shuo, the youngest daughter of the General's Mansion, aspires to cultivate immortality in order to repay a favor. On her journey to seek immortality, she accidentally rescues the great demon god Fan Yue. As the saying goes, healthy fights strengthen relationships, and they go from mutual manipulation to mutual affection as they fall in love with each other, navigating a love affair intertwined with sweetness and cruelty. Even though they face countless difficulties, their love is strong enough to overcome all limitations, allowing them to truly embrace each other.