【English】成長促進アプリ 気になるあの子をドスケベボディに急成長させる話

Use a app to transform a JK who’s self-conscious about her small breasts into a super-sexy body！！ One day， a mysterious app called ‘Growth Assist’―which allows users to manipulate a person’s body type―is sent to the smartphone of Aikawa， a male student with a fetish for huge brea…