Episode 4 S4E4 - Episode 4 2021
A user manual for a device unseen at the crime scene keeps Geu-ru up at night. Sang-gu must make a loan payment by putting up either cash or his fists.
- Released: 2021-05-14
- Runtime: 50 minutes
- Genre:
- Stars: Lee Je-hoon, Tang Joon-sang, Hong Seung-hee, Jeong Seok-yong, Jung Young-ju, Lee Moon-sik, Im Won-hee, Jung Ae-yeun
- Director: Kim Sung-ho