Plot: When Sylvia sees the photo of the lost Na-bi at Seol-ah's store, she vows to get revenge on Seol-ah, saying that Jung-wook and Seol-ah tricked her and played with her even after finding out that Woo-jae was her son. Meanwhile, Chairman Lee asks Sylvia, who came to visit Woo-jae as her mother, to go abroad and leave Woo-jae's side