Irainin ~Metamorphose~

In 'Irainin ~Metamorphose~', developed by Factor, you play as an elite psychiatrist at a prestigious university hospital. His secret hobby involves manipulating patients' wills using special techniques and drugs, recording the results on video. One day, he discovers his grandfather's (also a psychiatrist) research: a method to freely control human personality, memory, and athletic ability. Driven by curiosity and his dark hobby, the protagonist decides to inherit this skill, leading to a story of erotic mind control and moral decay.