Episode 4

Overview

After an arduous night, Baek-joong and Sun-man meet with Dr. Yoo's old lab assistant. Back in the office, they discover someone's been after their machine.

Guest Stars

Kim Nam-hee

Kim Hwan-dong

Yoo Seung-mok

Dr. Yoo In-won

Jung Seung-kil

Yoo Tae-man

Jeon Sang-hyeob

Researcher

Wang Jong-geun

Jong-geun

Jinyoung

Yoo Tae-young

Min Sung-wook

Manager Kim