Episode 7 and 8 (or "Twin Angels vol. 4" if you talk about the US version) contains LOTS of strong sexual content, nudity and some rape. There are scenes of orgies.

A girl has her vagina and butt penetrated by eels during episode 7's aquarium scene.

Episode 7 and 8 (or "Twin Angels vol. 4" if you talk about the US version) contains bloody violence. Demons are killed, blood splatters.

A girl is pushed into an aquarium. Later, she is about to drown, until a man takes her out of the water.

A girl bleeds from her vagina when a dildo penetrates her from a "toy horse".

A man is impaled with multiple spears. Several characters land and get impaled on bamboos.