

A lawyer with a ten-percent winning rate is caught up in a murder case and becomes the notorious and genius con artist, Big Mouse, overnight. In order to survive and…
TV-14 • Mystery, Drama • Series • 2022 • 1 season
Starring: Lee Jong-suk, Yoona, Kim Ju-hun
Created by: Jang Young-cheol, Jung Gyeong-sun

S1 E1 - Episode 1
Changho, who has no money and is about to lose his wife, receives a call from the mayor of Gucheon.
Jul 29, 2022 • 1h 3m

S1 E2 - Episode 2
Changho is charged with drug abuse and locked up in Gucheon Prison.
Jul 30, 2022 • 1h 14m

S1 E3 - Episode 3
Changho needs to maintain recognition as Big Mouse to protect Miho.
Aug 5, 2022 • 1h 12m

S1 E4 - Episode 4
Gong Jihoon makes a bet with Changho to find out his true identity.
Aug 6, 2022 • 1h 8m

S1 E5 - Episode 5
Jihoon approaches Miho to find Seo Jaeyoung's thesis. Does Miho know Changho's true identity?
Aug 12, 2022 • 1h 10m

S1 E6 - Episode 6
Miho joins the prison medical volunteer program to meet Changho.
Aug 13, 2022 • 1h 6m

S1 E7 - Episode 7
Jaeho warns Changho to stop looking into Seo Jaeyoung's thesis. Miho is suddenly attacked.
Aug 19, 2022 • 1h 11m

S1 E8 - Episode 8
Changho is in a mental hospital. Will Changho be able to hide his identity in a state of confusion?
Aug 20, 2022 • 1h 13m

S1 E9 - Episode 9
Changho stands as an informant in Seo Jaeyoung's trial, and Jihoon and Jungrak search for Changho.
Aug 26, 2022 • 1h 3m

S1 E10 - Episode 10
Changho calls out Big Mouse, and an unexpected character turns up at the agreed time.
Aug 27, 2022 • 1h 3m

S1 E11 - Episode 11
Changho shifts the power dynamics in the prison to pressure Big Mouse. Doha plants a new warden.
Sep 2, 2022 • 1h 12m

S1 E12 - Episode 12
The warden plans to use the prison riots to take out Changho and Miho.
Sep 3, 2022 • 1h 13m

S1 E13 - Episode 13
The hot-plate restaurant is in ruins. The agitated Changho meets someone unexpected there.
Sep 9, 2022 • 1h 4m

S1 E14 - Episode 14
Changho makes a tempting offer to Chairman Kang. Doha conspires with Yoongab to get rid of Changho.
Sep 10, 2022 • 1h 4m

S1 E15 - Episode 15
Changho prepares for the full-fledged elections against Doha, but Miho's health is in trouble.
Sep 16, 2022 • 1h 10m

S1 E16 - Episode 16
The TV debate begins, and the smoking gun that will bring down Choi Doha is at Miho's fingers.
Sep 17, 2022 • 1h 11m
Big Mouth
A lawyer with a ten-percent winning rate is caught up in a murder case and becomes the notorious and genius con artist, Big Mouse, overnight. In order to survive and protect his family, he tries to reveal the true colors of the privileged people involved in a huge conspiracy.
TV-14 • Mystery, Drama • TV Series • 2022