सी1, ए5: Jeong Hoon tells Ha Kyung the fact that he’s recently received a threatening mail from an unknown sender with photos of Ha Jin and himself. In these photos, Jeong Hoon was scratched out as if the sender wanted him gone. Knowing that this could scare Ha Jin, they decide to keep it a secret. Meanwhile, Director Ji continues to question Jeong Hoon whether his relationship with Ha Jin is serious.