One day, Sota, a university student, is summoned to another world! Moreover, after being summoned, he was mistaken for a hero and imprisoned in the Demon King's Castle, where he was in a desperate situation...! Sota gets through the predicament with his natural skill, but for some reason he ends up solving the embarrassing problem of Fafnir, a super beautiful demi-human...!?

A high school boy, Yomi Hashiba, is troubled. He is unable to understand what Mizuki Hanai, a cool girl who became his girlfriend a month ago, is thinking... One day, while he is worrying about his relationship with Mizuki Hanai, he starts to understand her "Kanji"...? (same pronunciation as feeling)

In his first year at high school, Shin Yuki harbors a secret affection for someone—Yukino Kurose, an older, book-loving classmate with a captivating figure. Unbeknownst to him, she harbors a scandalous pastime: recreating steamy scenes from erotic literature through playful role-play. As Shin stumbles upon Yukino's secret, he finds himself entangled in her daring impersonation games... or does he?

Yuri doesn't have any friends because of her personality. One day, the famous Fujiwara talks to her, but Yuri thinks that she's nothing but a fake person. Shinobu, her childhood friend and only friend, writes a story for a doujinshi which Yuri would do the art. On the story, the main character resembles Fujiwara a lot, but with a twisted personality. On that same day, Yuri sees the real Fujiwara and, as she had suspected, that girl wasn't so lovely as she appeared. The following short stories are also included in volume one: - First Love - First Love, After That - First Love, After of After That

Nishimura Shousuke is a local shoemaker with a leg and foot fetish who was once famed for making women's shoes. However, after having to make a difficult decision he has decided to never make a pair of women's shoes again. Until one day, a high-school girl enters his shop with a particular set of shoes that were once created by Nishimura and were in need of repair…