In-Sung has prepared for the examination to become a police officer for 4 years. He has failed the exam 8 times, but he still has a positive personality. He then applies for the high pay part-time job which is titled "Experiment Full of Life."
Kang Ki-young
Jo Ji-Seob
Jang He-ryung
Kim Tae-Yi
Yoon Shi-yoon
So In-Sung
Cho Soo-hyang
Wang So-Ra
Kim Min-Soo
Kong Moo
Hwang Young-hee
in sung's mother
Kim Ji-eun
Student
Kim Seul-gi
Fisherwoman
Undercover High School79%
Kung Fu74%
Treadstone71%
Two Weeks79%
Professionals61%
La Femme Nikita74%
Good Boy85%
Bad Guys77%
The Unit73%
Study Group85%
Queen Woo80%
El final del paraíso75%
The Tyrant72%
Die Hart61%
ONE: High School Heroes80%
Dark Blue68%
Alex Rider77%
WWE ECW66%
Butterfly72%
Nemesis75%
