The closer the real one is, the more excited he becomes to transform into another person! The impersonation and perversion elements have been powered up! The protagonist obtains a magic potion, and at first he becomes a substitute for the girl he admires in order to help her, but he is dominated by evil thoughts... Mirror-like mutual masturbation, lesbian rape of a colleague! He is extremely excited by the pleasure of her pussy! It's like a magic spell to create a clone! Doppelganger girls appear in large numbers!