A new law is enacted forcing any able wizard or witch to take in muggle born students to protect them against A possible rise of the Dark Lord and his gang of Death Eaters. Warning: Manipulative Dumbledore, Dark Hermione, Harry, and Severus.
A new law is put in place forcing anyone older than 25 to take in 2 or more muggleborn witches and wizards for their protection against Death Eaters and a possible rise of the Dark Lord. Severus is forced to take in two students, one of which he despises.