Everyone is buzzing about the company's anonymous online community, Blah Blah, and the office's best source of gossip, NONAME; the latest interesting rumor is that a new general manager and a new intern are starting today.

The new general manager, Ha Min-gyu, shakes things up with an unexpected announcement, leading to some curious glances around the office; Park Sung-eun, Bin Jin-ho and Lee Hye-in make a bet on the identity of the new Green Manager.

Team Leader Kim, who finds herself a beautiful woman, plots to test Ha Min-gyu's true intentions towards her; Lee Hye-in and Park Sung-eun find themselves locked in an absurd showdown, their egos inflamed thanks to Bin Jin-ho.

During the meeting, where everyone is struggling to stay awake, Sa-ra feels a flutter of excitement at Min-gyu's subtle displays of affection towards her; at the company dinner, Sung-eun and Jin-ho's breakup becomes public knowledge.

The company dinner unexpectedly continues at a karaoke; the next day some don't remember what happened, but the heart remembers everything; lingering awkwardness and unresolved tensions disturbs the people in the office.

Both Team Leader Kim and Intern Son have their reasons for being less than forthcoming about their ages; a series of unexpected events threaten to shatter these carefully constructed facades, potentially revealing their secrets.