
A retro office comedy depicting the chaotic events that unfold in the late 1990s when Sammo Hung, a 30-year-old elite securities supervisor who only cares about work, goes undercover as a 20-year-old high school graduate employee at a securities firm where suspicious money flows are detected.
Season 1 — 16 episodes

The Woman Known as the Witch of Yeouido
While investigating Hanmin Investment & Securities, Hong Geum Bo faces a setback after meeting an informant — forcing her to go undercover.

Between Recruitment and Infiltration
Disguised as a 20-year-old employee, Geum Bo cozies up to Ko Bok Hui for intel — until her heart skips a beat when Sin Jeong U arrives at work.

Right Under the Nose and in the Line of Fire
While avoiding Jung-woo, Keum-bo continues investigating leads undercover. Meanwhile, she clashes with Bok-hee - causing tension at home.

Sleeping With the Enemy
Despite preventing a disaster at work, Keum-bo faces imminent termination. While trying to secure her employment, she tries to track down "yehppee."

Ready or Not, Here I Come
A new arrival at the residence bothers Keum-bo. After learning of a spy, Chairman Kang orders an internal hunt — pushing Keum-bo to find "yehppee" first.

The Silence of the Misses
To get closer to the truth about the slush fund, Keum-bo tries hard to win the top employee contest. Later, Jung-woo confronts her in a stuck elevator.

I Know What You Did Last Summer

Money Monster

Two Letters

Clash of the Titans

The Masked Pirate

Money Never Sleeps

Witch Hunt

The Era of Great Pirates

No Mercy

We of the New Millennium