Hadrian the forgotten twin

Hadrian was from a nice and happy family until Voldemort came on that night. This happens after that night. After Hadrian was mistreated by his own family and family friends, he ran away never to be seen again. Some say he is dead, others say he was kidnapped but those are just rumors. One day when Hadians younger brother, Rick ( Rick also mistreated him and blamed everything on him), Was in his third year, a group came to Hogwarts but when one of them was called to take his sorting evryone was in for a shocking event.