Peter Pettigrew x Reader

(Y/N)(L/N) is send to go back in time to the 1920s, to dissolve a problem for Dumbledore. On her mission she stumbles across a rather interesting guy. He seems to take a liking in annoying and distracting her. How is this story gonna play out? Will she complete the misson Dumbledore gave her?

!Disclaimer: all Characters except (Y/N) belong to J.K Rowling. I do NOT support J.K Rowling.!