Blue Moon Ni Koi Wo Shite Kasumi & Ryouichi (Eternity Books) [Light Novel]

[Machine Translation] Natsumi has been supporting Fukami, the young emperor of the Japanese business world, as his secretary. He is good-looking, rich, and has everything people envy, and even though he changes his date night after night, day after day, it is enough for her to be by his side. One night, however, Natsumi and Fukami end up in bed together. Natsumi tries to put it all behind her, but the feelings she had been suppressing begin to overflow. Natsumi can no longer stand her unrequited love and decides to leave him, but as soon as she tells him this, Fukami's attitude changes drastically.

日本経済界の若き帝王と言われる深見を秘書として支え続けてきた夏澄。容姿端麗でお金持ち、人が羨むもの全てを手に入れた彼が夜ごと日ごとにデートの相手を変えても、傍にいられればそれだけでよかった。だがある夜、夏澄は深見とベッドをともにしてしまう。これは一夜限りの夢―そう割り切ろうとしつつも、これまで抑えていた想いが溢れ出す。報われない恋に耐え切れなくなった夏澄は、彼と離れようと退職を決意するが、それを伝えた途端、深見の態度が豹変して―不毛な恋を諦めたい生真面目な秘書と彼女を捕まえたい俺様社長のすれ違いラブストーリー。