Hinai Natsuki

For Mizuki, her life turned for the worse when her long-time neighbor and tormentor Ryohei joined her high school as a student teacher. Now she can't seem to catch a break from him in school nor at home! What can she do now that this sadist keeps leading her around, making her day to day life a living hell?!

While working as a monitor in the all-but-abandoned school library, first year Mei finds herself captivated by a mysterious boy with hair the colour of the setting sun. Never expecting to see him again, she's surprised when he shows up the next day, only to fall asleep and end up rushing out of the library suddenly and without a word… Who is he, and where does he go at the same time each day?

Spring of the second year of high school. Kaho has been chosen as a member of the library committee with her "first boyfriend" from junior high school, Hayase, whom she had never spoken to before. An awkward atmosphere fills the air as the two are alone after school. Kaho and Hayase are in an awkward atmosphere when they spend time alone together after school. 'Were we ever together?' ... A sudden question from Hayase-kun with a mysterious smile. The distance between them is too close for them to stop their hearts from racing... and their first love starts up again, full of heart pounding!