She was still angry, there were still tears looming, but it had shifted somehow like how things with her usually did. And things felt all over the place already. Lavender took her shoes off and stopped by the sink to get a damp cloth for his hand before joining him on the sofa. "Give me your hand." Lavender might not have been much of a healer, but she the basics of healing, cleaning a wound, bandaging it up. She certainly could patch things up the non-magical way - she had a childhood before Hogwarts full of experiencing that.
Lavender waited expectantly for his hand so that she could take care of it and at least not have to worry about there being more blood. "And it had nothing to do with you then and it has nothing to do you with since then, but everything to do with me." It was too complicated to let people in, to have to explain everything she came with. She hadn't even told Michael everything and yet he was the one who person who had the most pieces.