Originally Posted by MagicHef
Thoros, after Brienne wakes and everyone in the BwB is taking orders from LS: "When we found her by the river she was three days dead. Harwin begged me to give her the kiss of life, but it had been too long. I would not do it, so Lord Beric put his lips to hers instead, and the flame of life passed from him to her."
Awesome. Thank you.
I remembered that there was an explanation, but I couldn't remember it for the life of me.