[ Wonderful Sweater ] Shinjin Kenshuu

A young woman with short hair is violently seized by a grotesque monster that forces its massive organ through a tear in her clothing, while an unseen instructor observes from the shadows. The relentless attack overwhelms her, leading to a humiliating release into her mouth and a renewed, unending vigor that continues the torment. The story frames the brutal encounter as twisted training, emphasizing the stark power imbalance and the protagonist’s helpless surrender.