#1 Train a cheeky and high-flying lady using the brainwashing app The main character is a common male student who has been mixed in as a scholarship student at a former young lady's school that has recently co-educated. The days of being oppressed by a young lady with a good family but a bad personality. But one day, I get a brainwashing app ... The purpose is to give in to the mind and body by making the young lady go crazy using the app, toys, and her own body.