The webdrama True Ending, casting K-pop girl group Elris' Yukyung and Karin, is a romance drama about students growing up and the changing emotions and immature relationships they experience while trying to find their real selves. Yukyung undertakes the key role of Lee Jin, who was invisible in her school days and attempts to go from an "Out Girl" to an "In Girl". In this story of Lee Jin's self-growth, we see the importance of finding our true self. Karin as Goo Jihyeon, nicknamed Goojigooji, had an easygoing and cheerful personality but became gloomy and timid after being bullied by Yeeun.