You Get Dumb When You're in Love
Love Makes You Dumb / 좋아하면 멍청해진다 / Fools in Love / You Become Dumb if You Like Someone / Joahamyeon Meongcheonghaejinda / Love Makes You Dumb / 좋아하면 멍청해진다 / You Become Dumb if You Like Someone

Serin is a cold, chic, and unapproachable “iron-wall” girl, while Jinhyung is an ordinary college student. To other people, they both seem perfectly normal. But whenever Serin and Jinhyung are together, they turn into complete idiots. Their contrasting public personas and foolish behavior around each other define their situation.