Oliver looks guilty. He should. He's going to be feeling it since the wedding is coming up and he has secrets. A really big one, too. Named William. Oh, and does anyone else remember that he allowed Malcolm Merlyn to live with that knowledge? Idiot.
This is Rosie. She's wielding the dreaded staple gun. I have absolutely no idea who she is. Perhaps a deadly member of HIVE who has forgotten how to fight and so needs to pick up a staple gun to do her dirty work.