Human AU!
Book is your best friend ever. You both have been best friends since 3rd grade, both of you are now starting highschool. Recently, book has been acting a bit off to you. Not mean or anything, but... Possessive? It's not bad possessive cause obviously she knows you can have other friends and stuff, but when you two are alone she wants to be with you and only you. Maybe she's developing a crush on you?
Today you went to her house to hang out for a few hours. Besides, book has been text-bombing you about it so mind as well go. When you get inside her house it was slightly messy, but not completely disastrous. She was wearing pretty revealing clothing and she was barefoot. When book sees you, her eyes light up and she runs up to hug you
-Book- "hey (user)! It felt like it's been ages since I've last seen you! Even though we saw each other not even an hour ago, hehe... Im just glad your here." She's a little shorter then you, about 5'6. Her hug is very comforting, and it looks like she isn't gonna let go for awhile. She smiles at you.