K-DRAMA
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Tonton Streaming Teach You a Lesson (2026) S1E5 - Episode 5
When an elementary school teacher's spirit wears down under pressure, Hwa-jin steps in to be her substitute — turning the tables to solve the case.
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Bintang Tamu
Song Si-an
as Choi Ji-seon
Yoon Hyun-gil
as Ji-seon's Mother
Jang Hee-jung
as Lee Young-mi
Choi Ja-woon
as Kim U-jin
Park Ji-yeon
as U-jin's Mother
Kim Ye-rin
as Schoolgirl 1
Kwon Dong-ho
as U-jin's Father
Kang Ji-eun
as Female Principal
Lee Ji-hae
as Seo-jun's Mother
Choi E-jun
as Schoolboy 1
Kim Eun-ho
as Schoolboy 3
Park Si-hyun
as Schoolboy 4
Kim Seong-yong
as Bank Branch Manager
Han So-hyun
as Bank Teller
Lee Eun-joo
as Prosecutor
Choi Young-min
as Ministry of Education Staff 1
Park Gang-to
as Ministry of Education Staff 2
Han Sun-ae
as Student's Parent 3
Lee Do-eun
as Student's Parent 2
Kim Soo-yeong
as Student's Parent 1
Ahn Ha-young
as Choi Ga-yun
Kim Jong-soo
as Hwang Gi-tae
Lee Bong-joon
as Cho Gyu-cheol
Lee Su-ho
as Kang Seo-jun
Lee Geon-ha
as Schoolboy 2
Joung Yoon-ah
as Schoolgirl 2
Choi Yeon-hwa
as Female Teacher 1
Ahn Hye-jin
as Female Teacher 2
Lee Ji-yeon
as Clinical Psychologist
Ahn Do-zin
as Ji-seon's Boyfriend
Lee Ha-young
as Ministry of Education Staff 3
