The Midnight Romance in Hagwon S01 E12 Hye-jin’s Future

"My student from ten years ago has returned as a grown man."

Sang-seob tells Hye-jin that someone copied her teaching material to use it against her. Joon-ho and Hye-jin’s argument continues, and it gives Sang-seob food for thought. Hye-jin decides to support Joon-ho, but the academy doesn’t approve of opening a new class. Meanwhile, Seung-hui invites Hye-jin to dinner to talk about their future together.