When his sister grabbed his hands it forces the book bag out of them and it landed on the floor with a bump.  His older sister took his hand and pushed them into the slightly sweat saturated shirt over her large breasts. His pants tightened more.<br/><br/>Not raising his head as she did this Yoji had a look of equal shock and happieness that only Yuuki who was much lower could see.  "Yours are!" Yoji said as her hands wrapped around them, he could feel her nipples pressing into the palms of his hands as he betrayed his twin sister.  His pants tightened even more, not anyone in the room could see his hardon thought his pants.<br/><br/>He had always fantasized about Yuuki but this was very unexpectedly nice also.