[Dick watches him, but climbs over the edge of the balcony he's on, leaping up onto the one above it and them again. Meanwhile Pilly is getting further away and he's losing time. So by the time he makes it to the roof and leaps over to the next one, he's already a bit away. Good thing his grappling hook is still there.
But the bug rolls on. If it doesn't turn around, he might not be able to catch it.]