Men are stripped and checked for medical purposes before entering prison. Nothing explicit is shown

Some prisoners hit on each other, though it is mostly as a joke.

In Episode 02, a boy is raped by the keeper of an orphanage. Nothing is shown, just thrusting which is still disturbing.

A male character is hugging a female character from the back. Both are naked.

Various instances of prison violence in terms of beating, a few fights, and threats of death. All shown with some bloody detail with realistic damage.

Violence

Moderate to severe profanity with a few instances of damn, hell, bastard and other mild language and the occasional f***, s***, god****, and more.