Peach loved the variety of mushrooms that grew around the Mushroom Kingdom. After doing some shopping for herself (the Toads never get it right), she comes across a different shaded mushroom. Believing it to be a new kind of mushroom with some sort of amazing powers, she pops it into her mouth immediately.

Afterward, returning to her castle, she got extremely hungry, eating near everything in the kitchen. And soon, a certain "feeling" came along, as she quickly felt her panties explode. Peach started shitting immediately, with no control or warning. The shit quickly started to fill her kitchen, so she attempted to run to her bathroom. As she dashed, she left behind gigantic, solid logs of shit. She made it to her bathroom, but was unable to close the door as the shit coming out her ass wasn't watery, but mushy and somewhat solid. She also found out that her trip to the bathroom was a complete waste, as she began to shit even harder, filling up the bathroom completely! (And don't forget, this is a royal bathroom. VERY LARGE!) She was pushed out of the bathroom by the sheer quantity of the shit emerging from her! Screaming due to amount of shit coming out of her and having no control over it, she called for her subjects to try to help her. But that cry went unanswered due to many of them having run out and the others unable to hear her over the sound of the shit shooting out of her and the accompanying farts.

She stood there, shitting for about an hour, until she was forced to move. Her room was filled with poop too now. She began crying as she began to shit even more faster now! In mere moments the halls and rooms were filled as well. Eventually it got to the point shit was pouring out windows and balconies. But not quite fast enough. After another hour, the castle couldn't take the pressure anymore. It exploded from the sheer amount of shit coming from Princess Peach. The shit-explosion left almost all of the Mushroom Kingdom covered in Peach's shit. Peach was sent rocketing, with a stream of shit coming behind her. She then finds herself in a forest. She then...