"Isn't Grace too little? I know she's big for a normal dick, but you guys kiss straight, so it must be uncomfortable." Dani said
"I don't think and there's no way. In fact I'm still amazed that I can walk and have a normal life with a dick more than three times the size of my entire body." Jen said and immediately Grace grew to be a 15 foot long pillar of meat, her head also grew a lot, becoming much larger than that of a normal human. Their ballbreasts also expanded to the point where they were big enough to be dragged on the ground behind Jen, who acquired enough superhuman strength for Grace's weight to fell as if her new size was no different from a normal dick to a boy. Jen's pants also disappeared and new memories emerged that she was always naked at the bottom, because due to Grace's size, even if they made some custom clothes, it was impossible for her to put on or take off.
"That's right, I don't know what I had in my head to think that Grace might be small." Dani said
"No problem. Now we have to go soon, the next class will start any minute now." Grace said