[Black Brother] the Last Enemy More Than One Way

Regulus thought he could take more, until he was ordered by the Dark Lord to kill his brother at a party. Warnings: child abuse; lots of angst; [I have never written a story from the perspective of Regulus. In my mind, he is a typical Slytherin personality, rational, and prefers strategy instead of fighting. He may not rush in when he sees a conflict. He prefers to collect information and then drain the fire, so Sirius calls him "weak"] Purpose: family