

Boy, with Caution
7.7(11)
202635m/ep.
1 season
Drama
A disgraced teacher finds comfort in an anonymous chat partner, unaware the troubled student behind the messages is growing closer to him.
Main cast

Ryu Se-il
Jang Ki-woo

Ha Jung-hoon
Lee Hyun-jae

Lee Jung-chan
Kim Jeong-ha

Jeong Si-wan
Park Seong-won

Jung Jae-un
Kim Ji-tae

Park Hong-joon
Choi Young-moon

Lee Ha-joon
Lim Hyun-jong

Lee Chan-yang
Choi Yoon-tae

Bae Yeon-hee
Jeong-ha's Grandma

Seo Jung-wook
Chairman of the School Foundation











