Susan, who has been infatuated with Luther for seven years, loses her memory after being severely injured for him and his dream gril Yuna. Deceived into believing that Yuna is his fiancée, she endures repeated schemes and humiliation. When Luther dismisses all her contributions, Susan resolutely resigns, determined to start anew. Meanwhile, the mysterious business tycoon Frederick and a pre-arranged marriage are about to open a brand-new chapter in her life.