After supposedly being fatally wounded, Shim Hyung-Rae returns and walks in on the boy using the restroom frightening the boy who runs out with his pants down.

When a girl is frighten she stumbles, falls, and grabs a hold of a boys pants pulling them down and exposing him from the front.

3 boys are washing each other's back in the bath house. One of them is Seung-ho Yoo (13).

Episode 20 starts with the same scene from episode 19 with the boys washing each other's back but a few minutes later there is another scene with the boys playing in the bath while other boys are there being bathed.

Dohee (Sae-ron Kim, 12) joins Young-nam in a bathtub.

Dohee takes her clothes off to blackmail her setpfather. Her chest is partially seen.

Rear/side nudity of a boy (14) in a bath scene.

A girl (8) wades into the water to help a boy, full chest. Then she is full nude when she dries her clothes off.

Girl is sexually abused by a teacher.

A man touches a boy's bottom in a sexual way in the bathtub. An older boy tries to stop him but is beaten by the man.