Thinking about how Wake was probably there for the big fight when Gideon and Harrow were kids.
She would have heard Gideon tell her she loved her, and whatever Harrow said that made Gideon so angry. She would have heard Gideon say that she probably loved Gideon a whole lot more than Harrow’s mother loved her. She would have watched Gideon almost kill Harrow over it.