When Ailee Abbott runs into Sirius and James on the train at the beginning of her 5th year, she learns some interesting new information. Sirius Black, The Sirius Black, has been pining after a mystery girl since first year. What happens when they start to become friends? Will she find out who this mystery girl is once and for all? [Sirius Black x OC] [Marauders Era] [COMPLETED]

"SHE LOOKS AT YOU AND SEES THE STARS. YOU LOOK AT HER AND SEE THE MOON. IT'S SUCH A GODDAMN TRAGEDY BOTH OF YOU THINK THE OTHER IS LOOKING AT THE GROUND." - REMUS LUPIN TO SIRIUS BLACK ... in which arabella arroway and sirius black are two friends who keeps the population of hogwarts asking, 'why aren't they together?'