Struggling to survive at Hogwarts

Others start out as pampered princesses, living a life of luxury; Thea starts as a bullied orphanage victim, burdened with a Parsleyan accent. Others' Hogwarts is filled with sweet romances; Thea's Hogwarts is a battleground for survival against Dumbledore. At first, Thea thought she only needed to survive in the orphanage, but gradually, she discovers that the entire wizarding world seems to be her enemy! The savior of the wizarding world, the greatest wizard of all time, the Dark Lord, and his followers… Help! Are you planning to gather six powerful figures to send me to my doom?!