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?

"Damn Good Company" depicts the reality of small and medium-sized Korean companies with comical situation settings and detailed real-life storyline.