Meng Fan, after succumbing to a terminal illness, finds himself trapped in a year-long cycle of rebirth. On his 1001st rebirth, he breaks free and returns to high school ten years in the past, now armed with infinite knowledge and power to rewrite his regrets.
To avenge her senior brother's death, renowned opera actress Yang Anning marries He Xingzhou, the son of a local warlord. While using him to uncover the truth, she unexpectedly begins to fall for him. He Xingzhou, known as the Devil of Yuncheng, is driven by vengeance, but Yang Anning’s presence starts to warm his cold heart. As their complicated relationship unfolds, manipulation turns into genuine love.
After her family is massacred, General’s daughter Xu Chuyun enters the capital to uncover the truth. Suspecting the wheelchair-bound Crown Prince Jiang Yunsheng, she marries into his household to investigate. As they work together, misunderstandings fade, and they join forces to solve mysteries and ultimately uncover the truth, united by their shared quest for justice.
