It was well anchored, and he nearly tipped the boat, but it finally popped free of the mud as the current carried them past. The clothes were mostly black at first - they appeared to be tattered robes - but underneath the first layer was a white shirt, a tie in black and yellow, and a skirt ... it seemed to be a Hogwarts uniform, for a girl.

The cat sniffed at it, and then hissed, pulling back.