Lessons in Metempsychosis and Saṅsāra

After dying in the Shrieking Shack, Severus Snape is sent back so that he can learn to be a functional human, but he and his very own "Clarence" know his efforts are mostly window-dressing. Hermione Granger doesn't regret the choices she made during the war, but that doesn't stop her seeking some sort of absolution for some of the consequences. Drama/Humour/Romance