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Mother gives Kyu-tae a "treatment" and he reveils that Park Jae-gon, the student president, is actually the school's Sex Crime Ring Lord. Jung Ho-chul, the murderer, escapes from the Baek's. The Baek family turns over Lee Yu-jin's body to the police.
Bae Doona
Han Young-su
Ryoo Seung-bum
Baek Cheol-hee
Baek Yoon-sik
Baek Kang-sung
Lomon
Baek Ji-hoon
Lee Soo-hyun
Baek Ji-woo
Jin Seo-yeon
Ahn So-jin
Kim Jeong-hyeon
Kang Jeong-hwan
Nam Yoon-ho
Yoon Myung-hwan
Yoo Seung-mok
Jo Hae-pal
Kim Guk-hee
Oh Gil-ja
Kim Si-eun
Kwon Min-jeong
Kwak Ja-hyung
Jang No-wan
Kim Joong-hee
Jung Ho-chul
Kim Eun-woo
Na Joong-man
Bae Jae-young
Jo Gyu-Tae
Kwon Ji-woo
Park Jae-gon
Yoon Ga-i
Ryu Mi-ok