Tobirama comes down to breakfast on the first day of classes to find the Great Hall full of snickering, his husband conspicuously absent, and his brother face-down in his eggs.

Ravenclaws and Hufflepuffs and Gryffindors, oh my. (Or, Tobirama has a date. He will probably live to regret it.) Prequel to It’s Witchcraft.

Obito turns himself into the Whomping Willow. It goes great, right up until people start making a nuisance of themselves under his roots.

Sirius Black grabs his godson and flees to Italy after Godric's Hollow. Landing in the middle of organized crime, curses, and malevolent ghosts was most definitely not part of the plan, but there might be a few perks.