Young-Joon and Mi-So were preparing for a night together, but were abruptly interrupted by the problems at work. By the time the problem was solved, Mi-So already fell asleep and any attempt by Young-Joon to wake her up failed. Young-Joon had to go to business trip for a whole week and that will just add up to them missing each other. Go Gwi-Nam gets promoted and joins the rest of the team on the same floor. Mi-So's father ends up hospitalized and she spends some time taking care of him.

Everybody finds out about Young-Joon and Mi-So being in a relationship. Young-Joon tried to impress Mi-So's father.

Kim Mi-So's father accepts Young-Joon and they both get drunk. Mi-So decides that she likes her work and she announces she will not be quitting. Young-Joon proposes Mi-So and this time she says yes.