Qi Nan unexpectedly transmigrates into a novel, becoming the villainous supporting character who torments the female lead and ultimately meets a tragic end in the original story. To escape his gruesome fate, he resolves to change his ways and treat Xia Ningqi, whose life has been full of hardships, with genuine kindness. He protects her at every turn, helps her overcome difficulties, and tries to make amends for the harm he caused in the past. However, he never expects that winning too much affection will awaken an intense possessiveness in Xia Ningqi, whose heart is sensitive and starved for love. With the original male lead appearing earlier than expected, Qi Nan tries to seize the initiative in the plot to protect himself, while the female lead keeps him firmly in her heart. His plan to survive gradually spirals out of control.