[Exclusive Mio Ishikawa takes on the role of a little devil sister for the first time! ] A tsundere sister who loves her brother too much temptation is a panchira temptation! - I decided to practice SEX for my stupid brother who was buoyed by having my first girlfriend! - "Now the first kiss and the first experience are mine!" - It should be H only once, but the temptation escalates further! - Uniform service, pants showing off, subjective SEX, and Icharab close contact SEX while calling "brother" repeatedly! - 3 productions that are not cool to get caught! "I love you brother //".