She stares into the glass of liquor in her hand, watching the liquid move to one side then the next as she tilts it right then left and again. So much of it is difficult to put to words, but Vanessa's raw honesty helped her find her own even if it's kind of fucked regardless.

"Before the Tower, the Doctor helped put an anchor in my head when I told him I was worried about all of that. Once he... made you sleep, I could hold on to that instead when he reminded me."

Who she was, who he was. And she was able to switch back. Eventually, she would have likely figured it out on her own, but the anchor made it infinitely easier to switch and made sure there's more of her in Cerberus than even usual.

"I'd probably still need practice before I could get good at it, but that really helped."