Duo let out a soft snort at Heero’s answer because it really wasn’t an answer at all. Or explained why the Slytherin changed his mind about blood. Duo doubted he had that much influence over the other male that he barely knew.
“Technically that would make us friends,” Duo pointed out to Heero with a slight grin on his face. “And as your friend I’m forcing you to go to the Halloween party.”