JO: Who killed him? ROS: You did. The work you and I do is always going to be tough. Much tougher than Harry or Lucas can ever know. Which is why you and I have to be much tougher than them to do it. He raped you, Jo. You killed him.
Ros Myers does not do “damsel in distress.” When the men come blundering in to save her (too late; she’s already saved herself), she will tell them to try working out more so they can keep up with her in the future.