Demons defeat Magical Princess Ai's comrades one by one and succeed in forcing her household servants to ingest the "Demon Seed." This "Demon Seed" has a special effect—converting pain into genital pleasure. Overwhelmed by classmates possessed by demons, Ai is unable to fight back as her suffering gradually transforms into pleasure. Ultimately, she ends up losing control and urinates!? While being violated by her classmates, Ai still struggles against the demons. But who exactly is attacking her from behind...? A self-remake of a delusional project where pain, pleasure, and urinary incontinence intertwine! [BAD END]