"I'm sorry, Allen. I saw History of Magic describe you as a Dark Wizard... I didn't know there were hidden circumstances like that behind the history..." Tonks felt guilty. "God! How am I supposed to face Daisy..."
"I don't think Daisy needs to know about this..." Allen turned his back. "I was partly responsible for it in the first place..."
"Right, don't let any more people know." Hermione hurriedly added, "Sirius Black, Tonks, I think we still need to keep this secret... You absolutely mustn't tell anyone else... You know what would happen if it got out..."
"Of course I won't go blabbing! Today it was just me and Tonks who came to find you, and we kept it secret the whole time—Dumbledore and Remus Lupin don't even know! You just defeated You-Know-Who, and those Purebloods are even more on the back foot now. If they knew about this, people would use it against you, like that Rita Skeeter... This time she came this close to writing our Order of the Phoenix as Death Eaters..." Sirius Black replied, then suddenly stared at Allen. "Wait! Allen, I forgot to be shocked just now. Besides being The Grey Lady's biological father... you were actually Merlin's teacher too..."
Crack!—Penelope had snapped the armrest off the sofa. Hermione's expression did not look too good either, while Tonks secretly tugged her cousin from behind, signaling that if he didn't know how to talk, he should shut his mouth.
Allen also glared at Sirius Black, then said, "In truth, I didn't teach him all that much... Merlin earned his achievements himself."
"No! Teacher, you saved my life and taught me many things I couldn't learn at school!" the portrait of Merlin's childhood that Merlin had painted for himself—little Merlin—shouted from the painting. "Teacher, I stabbed that