Chapter 1: In Which There Is A Kiss and A Portkey

There's an odd flux in rift activity, the source of which is a battered shoe. But when Jack, Ianto, Gwen, Tosh and Owen all touch it something happens, and it's back to school- magic school.
Set just after Dead Man Walking.
Posting as I write!!! Thanks for all the votes, dancing Weevils in party hats for you all.