Hrm...I feel like having Acacia drop in on Willow, if you don't mind Ace. What better way to start a trip to Hogwarts! A Slytherin and a Gryffindor being friendly xP well, as friendly as she's capable of being. She'll probably just try to befriend her because she see her as a bit on the meek side and she'd be easy to take advantage of xP