The Reason for the Walls and other tales

History is often warped by time and memory. People give Godric, Helga, Rowena, and Salazar the credit for founding Hogwarts. But they had to have a reason for such a huge undertaking. Meet Hiccup Slytherin, Jack Ravenclaw, Merida Gryffindor, and Rapunzel Hufflepuff. Now including various oneshots with the Big Four at Hogwarts.