Five years ago, disaster struck the Tan family. To protect her boyfriend, Duan Fujin, heiress Tan Qingtang concealed her pregnancy, cruelly broke up with him, and entered into a contractual marriage with Jiang Yan. Five years later, as the Jiang family comes under attack from Duan Fujin, she is forced to apologize on behalf of her husband's mistress, only to come face-to-face with her former lover, now a ruthless business tycoon. Driven by resentment, Duan Fujin relentlessly corners her, but unexpectedly discovers the truth about the illegitimate daughter she has kept hidden for five years. With her daughter's heart donor taken away and her little girl dying, the truth behind their past slowly emerges amid their tangled love and hatred. After enduring countless wounds, the two finally find love and a new beginning beneath the western crabapple tree.