Plot: With Kwak Min Soo in the grasp of law enforcement, the situation is turned on its head when someone gets through their safe walls. An old man finds the suicide of his friend, but nothing is as it seems
Cast
Lee Ha-naKang Kwon-juLee Ha-na was 35 in Voice - Season 2 - Shh! It's a Customer's Secret (1) (Episode 4).
Birthday: Thu, Sep 23 1982
Lee Jin-ukDo Kang-wooLee Jin-uk was 36 in Voice - Season 2 - Shh! It's a Customer's Secret (1) (Episode 4).
Birthday: Wed, Sep 16 1981
Son Eun-seoPark Eun-SooSon Eun-seo was 32 in Voice - Season 2 - Shh! It's a Customer's Secret (1) (Episode 4).
Birthday: Thu, Jun 26 1986
Kwon YulBang Je-SooKwon Yul was 36 in Voice - Season 2 - Shh! It's a Customer's Secret (1) (Episode 4).
Birthday: Tue, Jun 29 1982
Kim Joong-kiPark Joong-KiKim Joong-ki was 39 in Voice - Season 2 - Shh! It's a Customer's Secret (1) (Episode 4).
Birthday: Sun, Jul 22 1979
Ahn Se-haKwak Dok-KiAhn Se-ha was 32 in Voice - Season 2 - Shh! It's a Customer's Secret (1) (Episode 4).
Birthday: Wed, Jan 29 1986
Kim Woo-seokJin Seo-YoolKim Woo-seok was 24 in Voice - Season 2 - Shh! It's a Customer's Secret (1) (Episode 4).
Birthday: Thu, Mar 03 1994
Song Boo-gunGoo Gwang-SooSong Boo-gun was 41 in Voice - Season 2 - Shh! It's a Customer's Secret (1) (Episode 4).
Birthday: Fri, Nov 26 1976
Yoo Seung-mokNa Hong-SooYoo Seung-mok was 48 in Voice - Season 2 - Shh! It's a Customer's Secret (1) (Episode 4).
Birthday: Sun, Sep 14 1969
Kim Ki-namYang Choon-ByungKim Ki-nam was 36 in Voice - Season 2 - Shh! It's a Customer's Secret (1) (Episode 4).
Birthday: Tue, Jul 27 1982
Ju Min-haAn Hee-JinJu Min-ha was 32 in Voice - Season 2 - Shh! It's a Customer's Secret (1) (Episode 4).
Birthday: Sun, Jan 05 1986