[By this point, Tiramisu has realized that Hunk is paying attention to something that isn't her. Which means, naturally, that she is immediately obligated to come over to investigate, earning a chuckle from Hunk before he tilts the 'Gear so the Lycanroc can see what's happening.]

Y'know, I've been here for months and I still haven't figured out the answer to that first question. I'm not entirely sure she's pretending, though. And your grandma is probably still at home. In your world.