In the beginning, a guy is seen pinning this girl down on a sofa but nothing else happens.

the guy is shirtless and in his boxers and the girl's bra and underwear is shown on the floor so she is naked. no private parts are shown though, only an overview of them.

there is a scene where a lady is being strangled with what seems to be thin wire.

a dead girl is found held up by wires like a puppet