"Right next door to ... " Jason frowned. Bruce had started his training, ever since Jason had made it clear he wasn't going to stay behind at the manor every night, and he'd always been quick. "Is that place mine? With all the books and the cooking stuff?" And the guns, but Jason decided not to tell Dick about the locks he'd picked or the weapons he'd seen. Batman hated guns. Jason wasn't sure he wanted to know why there were so many in that place if the apartment was his.
"It's mine, isn't it? That's why Ace's tags are different, and why I woke up there."
Quick as the Flash, he moved on to the issue of Damian, and added, "If Bruce has a kid, does that make us all brothers? Am I a big brother to an assassin?"