Yeo Wool and Na Yoon slowly drift apart after Yeo Wool notices that Na Yoon was stabbing her in the back. And Chef Jung tells Yeo Wool that Ji Yong was with another woman right before he went on a yacht with Yeo Wool on the night he died. Meanwhile, Jae In tells Yi Chan and their whole class that they are related.
Cho Yeo-jeong
Song Yeo-wool
Kim Ji-soo
Nam Ji-sun
Ha Jun
Danny Oh
Park Se-jin
Hwang Na-yoon
Gong Hyun-joo
Cha Do-yeong
Kim Nam-hee
An Ji-yong
Woo Hyun-ju
Doh Jin-seol
Lee Ka-eun
Rachel Cho
Kim Young-jae
Lee Jung-Woo
Park Eun-hye
Nam Ji-Sun's sister
Song Hoon
Nam Ji-Sun's ex-husband
Park So-yi
Hwang Jae-In
Choi Sung-joon
Kwak Sang-Gun
Kim Jin-yeop
Jung Mi-Do
Yoon In-Jo
No-A's mother
Lee Jeong-yeol
Principal Han Gun-Young
Park Sung-hwan
Detective Shin
Kim Seong-tae
Alex Comer
Lee Chae-min
Ahn Seung-jo
