It is implied that a married couple have sex, while someone else is watching on a camera.

A woman confronts a man in the bathroom, and he assumes that she wants to have sex with him in one of the stalls.

Almost Non-stop violence

blood is scene in huge amounts spilling out of neck wounds, out of stomach wounds etc.

Many people are shot. with bloody bullet holes seen.

here is a lot of combat that contains punching, kicking, choking and sometimes neck-snapping.

There is also stabbing and hitting with heavy objects.

In episode two there's a torture scene.

They are injecting some kind of a serum in to a woman, which is causing the woman to feel pain (she screams hard).

Another woman is tortured by being hung by her wrists, having water thrown on her, and being electrocuted. Then they threaten her with a power drill.

A missile blows up a building with hundreds of people in it. People are thrown from a window.

A head is chopped off with a sword. Some blood can be seen spurting out of the body. Very brief.

Frequent use of dammit. Bitch, ass, bastard, hell, and pissed are sometimes said.

a serum is injected into a woman which makes her scream in pain

People are scene drinking beer and scotch

a man drinks even though it is forbidden

As the hours/episodes go bye it gets more intense

Some main characters die which may be depressing for viewers, it can also be hard to watch other characters handle their deaths

The tortures/interrogations are violent and intense.

many people are killed, sometimes unexpectedly.