There are a few scenes where you can see the buttocks of men and women at a spa.

The women throughout the series wear revealing clothing that occasionally show underwear and cleavage.

"son of a bitch", "ass" and "asshole" are used several times throughout the series.

Human sacrifice is a prevalent theme. Some characters are mind-controlled/manipulated to do harm to others they care about. Some characters turn into monsters. Some monsters are ugly and may frighten younger children.