Set against the pure image of a schoolgirl, this story delves into the intense romantic obsession of a teacher. To draw out her innocence, she is gradually bound and restrained, creating a compelling narrative that captivates the viewer. Despite her shyness and humiliation, she endures forced defecation, straining with a trembling body—portraying both strength and vulnerability. The absence of anal mosaic censorship enhances the realism of the scene. In her first defecation, symbolizing her pure heart, she forcefully expels a massive amount of feces with loud, squelching sounds. Throughout this process, her blushing yet defiant attempts to protect herself leave a powerful impression. The story focuses deeply on exploring her inner psyche, emphasizing the portrayal of her untouched innocence.