Over the Rainbow - 1x06 - Season 1, Episode 6- Followmy.tv

While looking for Rex, Sang-hyeon loses his temper with Hee-su who simply reported that she has seen him around. Hee-su holds her head up and says he shouldn’t take his frustration out on her. Sang-hyeon says to President Choi that Hee-su still lacks star quality to become a solo singer. Moreover, Sang-hyeon asks Choi if he knew Hee-su and Hyeok-ju are dating. Choi summons the two to his office. Hyeok-ju snatches Sang-mi’s hand and takes her to Choi, introducing her as his girl friend. Though baffled, Hee-su calms herself down and says she doesn’t date a background dancer because her goal is not to debut in any way possible but to become a superstar. Not having heard from Rex for days, Hee-su sends a text message to him. At his reply that he’s back, Hee-su looks everywhere to find him. While looking for Hee-su, Hyeok-ju is surprised to find Hee-su with Rex. Rex takes off, saying that he was there to get some fresh air. Hee-su says apologetically to Hyeok-ju that she wants to break up with him. Hyeok-ju asks her to stay but Hee-su says she doesn’t love him. Dancing on the stage, Hyeok-ju gets enraged by Rex’s comment and turns upon him in a fury. Hee-su makes her solo debut and Hyeok-ju says to his friends that he won’t get on the stage any more.