The isolated life of an extreme introvert is thrown out of order when his company hires a new employee: a cheery extrovert who's not all she seems.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | The Phantom of the Opera | 2017-01-16 | 60 min |
| Season 1 | Episode 2 | I'm Sorry, I Cannot Apologize | 2017-01-17 | 60 min |
| Season 1 | Episode 3 | I'm Not An Easygoing Person | 2017-01-23 | 60 min |
| Season 1 | Episode 4 | I Do Not See Anyone | 2017-01-24 | 60 min |
| Season 1 | Episode 5 | The Unspeakable Secret of 3 Years Ago | 2017-02-06 | 60 min |
| Season 1 | Episode 6 | How Does a Person Change? | 2017-02-07 | 60 min |
| Season 1 | Episode 7 | The Dignity of a Supporting Role | 2017-02-13 | 60 min |
| Season 1 | Episode 8 | Unsocial Sociability, Immanuel Kant | 2017-02-14 | 60 min |
| Season 1 | Episode 9 | If You Listen | 2017-02-20 | 60 min |
| Season 1 | Episode 10 | The Pointless Yet Most Helpful Confessions | 2017-02-21 | 60 min |
| Season 1 | Episode 11 | The Tall Shadow of Mr. Smith | 2017-02-27 | 60 min |
| Season 1 | Episode 12 | The Difficulty of Doing Nothing | 2017-02-28 | 60 min |
| Season 1 | Episode 13 | Confession | 2017-03-06 | 60 min |
| Season 1 | Episode 14 | My Funny Valentine | 2017-03-07 | 60 min |
| Season 1 | Episode 15 | A Reason Bigger Than 99 Other Reasons | 2017-03-13 | 60 min |
| Season 1 | Episode 16 | It's Okay to Be Shy | 2017-03-14 | 60 min |
| Writing | Joo Hwa-mi | Writer |
| Directing | Song Hyun-wook | Director |
