Big Mouth Season 1

Season 1

Park Changho is known since his school days as "Big Mouth" because he talks big and promises big things but cannot follow it up. He is also an infamous lawyer with a very low rate of success who was hired by a mayor because of his incompetence. Unfortunately, he was framed as the notorious and mysterious swindler "Big Mouse" and sent to prison. Go Miho is Changho's loving wife who works as a nurse. She has strong personality and will do anything to prove the innocence of her husband and help solve the case the mayor has given to her husband. Will Miho be successful in proving her husband's innocence? Or will her investigations lead to opening a can of worms?

Air date: 2022-07-29

Episodes: 16

Episodes

E1: Episode 1

Changho, who has no money and is about to lose his wife, receives a call from the mayor of Gucheon.

Air date: 2022-07-29 • ★ 8.645

E2: Episode 2

Changho is charged with drug abuse and locked up in Gucheon Prison.

Air date: 2022-07-30 • ★ 9.6

E3: Episode 3

Changho needs to maintain recognition as Big Mouse to protect Miho.

Air date: 2022-08-05 • ★ 9.4

E4: Episode 4

Gong Jihoon makes a bet with Changho to find out his true identity.

Air date: 2022-08-06 • ★ 9

E5: Episode 5

Jihoon approaches Miho to find Seo Jaeyoung's thesis. Does Miho know Changho's true identity?

Air date: 2022-08-12 • ★ 9

E6: Episode 6

Miho joins the prison medical volunteer program to meet Changho.

Air date: 2022-08-13 • ★ 8.8

E7: Episode 7

Jaeho warns Changho to stop looking into Seo Jaeyoung's thesis. Miho is suddenly attacked.

Air date: 2022-08-19 • ★ 8.75

E8: Episode 8

Changho is in a mental hospital. Will Changho be able to hide his identity in a state of confusion?

Air date: 2022-08-20 • ★ 8.2

E9: Episode 9

Changho stands as an informant in Seo Jaeyoung's trial, and Jihoon and Jungrak search for Changho.

Air date: 2022-08-26 • ★ 8.833

E10: Episode 10

Changho calls out Big Mouse, and an unexpected character turns up at the agreed time.

Air date: 2022-08-27 • ★ 8.6

E11: Episode 11

Changho shifts the power dynamics in the prison to pressure Big Mouse. Doha plants a new warden.

Air date: 2022-09-02 • ★ 9

E12: Episode 12

The warden plans to use the prison riots to take out Changho and Miho.

Air date: 2022-09-03 • ★ 8.8

E13: Episode 13

The hot-plate restaurant is in ruins. The agitated Changho meets someone unexpected there.

Air date: 2022-09-09 • ★ 8.6

E14: Episode 14

Changho makes a tempting offer to Chairman Kang. Doha conspires with Yoongab to get rid of Changho.

Air date: 2022-09-10 • ★ 8.8

E15: Episode 15

Changho prepares for the full-fledged elections against Doha, but Miho's health is in trouble.

Air date: 2022-09-16 • ★ 8.429

E16: Episode 16

The TV debate begins, and the smoking gun that will bring down Choi Doha is at Miho's fingers.

Air date: 2022-09-17 • ★ 8.8