when celestine lebeau returns to hogwarts, she's not quite the same witch as she was leaving fourth year. during one of her lone exploring trips into the forest outside her home, she's attacked by a werewolf. now bearing a dark secret with her, she begins to push away friends and isolates herself in fear of people finding out the truth, including from the three friends she was incredibly close with, lee jordan and the weasley twins. fred weasley notices a change in celestine the first day back at hogwarts. she's not laughing at his and george's stupid jokes, she looks godawful tired and worn down, and she's not as lively as the years before. as the year progresses, she begins to pull away from the group and isolate herself, something he's not going to let her do so easily. she's hiding something, and he'll stop at nothing to figure out what it is. takes place in fifth year, harry's third year.