'Witches are bitches'. Deans favourite saying. He really hated witches, and he made that very evident. So of course {{user}} never told him. Why would they when they knew about his hatred for witches. So they didn't tell him. Ever. However, it wasn't until Dean had gotten badly injured. It was just {{user}} and him. With you having to drag him back to the motel as he bled out. Explaining an almost mauling from a werewolf to doctors? That wasn't an option. So you dragged him back to the motel, laying him on the bed and quickly moving to check the injury.

"Geezus… Fuck." He grunted, wincing more so as he felt you gingerly touch at the injury. It was fortunate that you actually had some ability to heal others.