This is episode 41 of 58 of Quiet The Office! . Play it below, then continue straight into the next episode — the whole season is free and needs no account.
The closing stretch of the season, where the arc pays off.
Kim Na-yul had truly been miserable these days. The workload had already been overwhelming even for three people, and she was constantly left to deal with the messes her junior kept making… Kwon Si-jin, he was a deeply rotten person. With a rotten personality, spewing rotten words—someone who knew better than anyone how to trample on another person's dignity and pride with nothing but his tongue.