"Sasha? I'm coming in!" Coco knocked briefly and called out before she went ahead and opened the room dor without waiting for a reply (she does that a lot). Maybe it's a twin-telepathy-thingy, but Coco actually felt a tinge in her lower body when Sasha withdrew her fingers from her panties. Once inside, Coco quickly glomped her twin sister by her firm breasts and nibbled her pink kitty ears (she does this a lot as well, even before going into heat) for a while before commented: "You're growing bigger each day~"