"Regulus was viciously reminded that, despite what he thought, he did have a heart beating in his chest. Black as his name and hard as nails it was... but not everywhere and not all of it: some parts there were soft and tender like a ripe fruit." Harry gets stuck in Regulus's black heart and finds a family.

"Regulus was viciously reminded that, despite what he thought, he did have a heart beating in his chest. Black as his name and hard as a nails it was... but not everywhere and not all of it: some parts there were soft and tender like a ripe fruit." Somehow, Harry gets stuck in Regulus' heart and finds a family