A photographer named Lisa Manoban was hired for her ex's wedding, Lisa didn't know it until she fled to Seoul. Then, she saw her ex getting married with her bestfriend. Jennie Kim, a daughter of CEO who's living everyone's dream life. Pretty face, real friends and a handsome fiancè. What will Lisa do if her ex completely forgot her? Will she help Jennie to remember her or she will just let herself hurt while watching the love of her life get married?