In order to save her grandmother suffering from a terminal illness, Su Qingwu binds with a system to rescue Shangguan Huaizheng, the villain who was originally destined to die. Unexpectedly, she falls in love with him and decides to stay by his side forever. Little did she expect that sincere love is hard to endure against the length of years; on their tenth wedding anniversary, after accidentally discovering a scandalous affair between Shangguan Huaizheng and her close confidante, she resolutely chooses to awaken the system and have herself repatriated back to the 21st century, only to unexpectedly run into Shangguan Huaizheng, who was likewise repatriated back by the system, at the hospital.