S1·E13 What Did You Say to Tae Hee?

Believing that she has been the only one with feelings in their relationship, Tae Hee tells Si Hyun that she wants to end it with him. Si Hyun cannot reply, but he knows that he is falling for her. Broken, Si Hyun gets drunk at a bar, and Soo Ji and Se Joo check up on him. Si Hyun asks Soo Ji what she said to Tae Hee, and she tells him the truth.