Gimai Seikatsu 4 (MF Bunko J) [Light Novel]

[Machine Translation] Since Yuta first called Saki "big brother" for the first time, the two seemed to have made progress as brother and sister, but their relationship was somewhat awkward, perhaps due to their secret feelings for each other. However, due to their secret feelings for each other, their relationship was somewhat awkward. Then, various events such as third-party interviews, an open campus, and a mixed-sex study group came along, and they each had new encounters. Faced with such a nasty proposition, the two are once again confronted with their own feelings. The future and the present, common sense and insanity, pretense and honesty, their own happiness and that of their family. What is the right thing to prioritize and what is the right thing to endure? After much worry and encounter, Yuta and Saki make a "decision".

悠太が初めて沙季に「兄さん」と呼ばれて以来、兄妹として進展したかに見えた二人だったが、互いに秘めた想いのせいもあってか、その関係はどこかぎこちなかった。そんな中で、三者面談、オープンキャンパス、男女混合の勉強会など、様々なイベントが訪れ、二人はそれぞれ新たな出会いを果たす。『距離の近い異性が偶然ひとりしかいなかったから、好きになっただけ』そんな意地の悪い命題に直面した二人は、再び自分自身の感情と向き合うことに。未来と現在、常識と非常識、建前と本音、自分の幸せと家族の幸せ。何を優先し、何を我慢するのが正解なのか?悩みと出会いの果てに、悠太と沙季はある“決断”をくだす―。