Ja-sung Koo

Do Min Ik is an intelligent, perfectionist man with a heart of stone, and the Chief of Team 1 at T&T Mobile Media who always relies on his secretary, the hot-tempered Jung Gal Hee. Although she diligently carries out the tasks her mean boss instructs her to do, she does not hold back in saying what she wishes to say. Will an office romance blossom? (imdb.com).

'Notic Wave' is a virtual facility that processes noise. One day, Manager Oh from the facility takes his own life while agreeing to pay compensation with the local residents for the noise pollution. Tae Seung, a snobbish office worker who becomes his successor, is also keen on a compensation agreement, but a factory manager and farmer block his way. The suspicious attitudes of these two characters continue to raise suspicions that it may be related to the death of Manager Oh.