I can imagine Sasaki being with his squad and maybe Mado and they're squaring off with Aogiri or the Clowns, and then after one of them says something regarding Kaneki Ken a striking pain hits him in the back of his head. He then gets drawn into his mind and Kaneki is there and is saying that "This is it". Sasaki would try to fight Kaneki for control of his body, while in real life he's screaming in pain and grabbing his head. But, in the end, Kaneki prevails and we're drawn back to the real world where everyone could see a change in Sasaki's eyes. He walks forward by himself against his superior's orders and cracks his finger, an expressionless look on his face as he looks towards the enemy and says "I'm going to have to break another body again, won't I?", or something along those lines with Ashida leaving us off on a fucking cliff hanger :P Just an idea I had.