Meow, the Secret Boy Season 1 Episode 16

Jae Seon is jealous of Hong Jo and Sol Ah growing closer to each other. He realizes his true feelings toward Sol Ah and wants Hong Jo to be gone as soon as possible. On the day Sol Ah was to go to her father’s house, Jae Seon goes to the train station to tell her that Hong Jo, Guk Bang left. He also tells her that he’ll always be by her side from now on.