Summer Scent - Season 1 Episode 19
Overview: When Minwoo finds out Hyewon is already aware that Eunhye had donated her heart, he is taken aback. Minwoo rushes to talk to Hyewon, but Hyewon treats him coldly. Unwilling to take Eunhye's place, Hyewon fights back her feelings for Minwoo. Jeongjae finds out that Minwoo had come to visit Hyewon and is worried that Hyewon may waver. However, Hyewon declares to Jeongjae that the person Minwoo loves is Eunhye. Meanwhile, Minwoo comes across Hyewon's wedding invitation by chance.