The Mysterious Gentleman

Overview

A man who introduces himself as K's old friend offers the detectives lavish pay and a chance to partake in a special mission -- but there's a catch.

Guest Stars

Jang Kwang

Jang Gwang

Kriesha Chu

Kriesha

Ahn Il-kwon

Ahn Il-Gwon

In-Ah Seo

In-Ah Seo

Kim Bum-joon

Club Owner

Lee Moon-Jae

Crazy Piano

So-Yi Shin

Mi-Ra Jang

Yoon Sung-ho

Ppak-Gu