Sana and Dahyun have been best friends since they started sharing a room in college and all of their friends agree that they’re absolutely oblivious. They could wait for those two to figure out their feelings on their own, but that takes time and patience which nobody in their friend group has. So they decide to help things along. In the subtlest of ways, of course.

"Kwon Yuri is late. It's not an unusual occurrence, if the semester so far is anything to go by, but she's never been quite this late. Not that Yoona’s counting or anything. It's just that the woman is hard to miss"