It starts with Sangho telling Hakdo's sister that they're in a relationship which seems to be shocking news to her, especially because she's still convinced that Hakdo has only feelings for Doochi. However, Sangho says it's okay that he has a crush on Doochi since he believes that he likes both of them. Later that day they go on a date but Sangho is still a little bit insecure about the whole Doochi thing so he asks Hakdo if they're on a date and if they both like each other and he says yes. They make out in public for a little while and then cancel their movie tickets to go home and have sex.
Spoilers
It starts with Sangho telling Hakdo's sister that they're in a relationship which seems to be shocking news to her, especially because she's still convinced that Hakdo has only feelings for Doochi. However, Sangho says it's okay that he has a crush on Doochi since he believes that he likes both of them.
Later that day they go on a date but Sangho is still a little bit insecure about the whole Doochi thing so he asks Hakdo if they're on a date and if they both like each other and he says yes.
They make out in public for a little while and then cancel their movie tickets to go home and have sex.