"Fighting for purebloods everywhere, obviously," he says, and tries to smile. Hermione’s seen that smile a lot, lately. The tired smile, the sad smile, everything’s-gonna-be-alright smile, and it never quite convinces you but it’s better than nothing. Blaise gives up the ruse quickly, and just admits, in a small voice, "I— I couldn't get out. Not like you. Things have changed, since. Couldn't hide in Italy anymore. Had to....join him. He’s — he’s got mum."