Itsuki Hashima is a popular, young novelist. However, he is obsessed with little sisters and his works seem to always include little sisters, so there’s some difficulty coming up with a new series. One day, his younger step-brother Chihiro and his colleagues, Hayato Fuwa, Nayuta Kani, and fellow college student, Miyako Shirakawa show up at his apartment. They enjoy dinner, drinks, and a game. That night, Nayuta makes advances towards Itsuki, but...
According to the plot,
 in the opening of chapter two,
Laut Plot soll am Anfang des zweiten Kapitels
Según esto,
al comienzo del capítulo dos,
Según esto, al inicio del capítulo,
Secondo la trama,
all'inizio del secondo capitolo
De acordo com o esboço,
 na introdução do segundo capítulo,
А по сюжету, вторая глава такая: