He knew that Lane was her ex-husband, that he used to beat Charlotte when he got angry.
"We all do things we later regret," he said softly, pouring water onto her head to rinse out the shampoo. "I think it's part of being human. If you ever want to talk about unhealthy coping mechanisms, I have tales." He grabbed the conditioner next, smoothing it through her hair and working out the tangles.