A lot of undressing and a bit of sex.

Most episodes include violent fights with bloody or fatal outcomes. Strong gore includes a head ripped from a body, wounds being crudely sutured shut, poison victims foaming at the mouth, people shot in the face at point blank range with visible entry wounds and considerable blood splatter, etc.

Frequent use of "fuck", occasional "goddammit", a few others.

Drug dealing plays a role in minor plot lines. We see handoffs and attempted purchases. A lot of alcohol consumption, and quite a few scenes of cigarette smoking.

Several scenes of torture, fear for loved one's safety, many prolonged scenes of bloody violence