"Sirius, why did we have to keep our conversation away from Ali? His father is one of us too," Harry's puzzled voice rang out.
"But he isn't. He's very close to Snape. Who knows if Snivellus might turn traitor at any moment? Just like he betrayed Voldemort back then," Sirius said dismissively.
Alistair paused his steps on the stairs, his brow furrowing deeply.
Chapter 330