Carry You Home

Hermione Granger went back to the past. As eleven years old; living with her grandparents who are her "parents". She has no idea how or why it happens, but when she got the Hogwarts Letter of the Year 1971. She just landed in time of The Marauders Era. Will she ever survive through years in Hogwarts once again? Is she going to change the past? Or will she find her way back home?