On the first day of his internship, the bright-eyed and bushy-tailed Seung-hyun meets the workaholic manager Jong-chan. Seung-hyun immediately falls in love with the handsome and perfect Jongchan at first sight. Seung-hyun tries his best, but it's his first time interning and dating. Things are not going as planned.

An inexperienced drifter lands a dream internship at an advertising firm. Will his efforts to get his career on track fail when he falls for his boss?