Yukari Marii may appear innocent, but she holds a deep and concealed secret: her striking purple eyes see all living things as robots. Initially brushed off as a harmless quirk by her friend Manabu "Gaku" Hatou, he soon discovers that there is more truth to her perspective than he anticipated. Despite her peculiar worldview, Hatou feels an undeniable urge to protect Yukari due to her charming demeanor. On the other hand, Yukari perceives Hatou as an "adjustable, all-purpose robotic device." Nevertheless, Yukari's unique and isolated perspective has caused her to feel alone, with even her old friend Nanami Tenjou treating her cruelly. Following a particular occurrence, Hatou learns that Yukari is not the only person with a distinct viewpoint, known as "Qualia." Upon Yukari's admission to an institution for those with Qualia, Hatou becomes entangled in a dangerous web of intrigue that she must escape.
She transmigrated into a novel that is only 1% romance. It was a 19+, mature, smut novel. However, she never cared that the novel she transmigrated into was considered trash by everyone else. "Thank you very much for reincarnating me as an extra who doesn't even appear in the original story!' Though, she had no plans of interacting with any of the main characters! After graduating, she plans to become a daring author and live a carefree life, free of stress! Fate, on the other hand, seems to have an entirely different plan... "It's here, the place where tragedy will befall in the near future..." Due to some mix up, Genevieve, who planned to enrol in Four Gates Academy, ended up enrolling in Saint John's College. Whether this is fortunate or not, it was only after she entered Saint John's College did she realise that she had transmigrated before the main characters even appeared! Unfortunately, just as she peacefully started her third year, fate just had to continue twisting things out of her favour. "You're the senior Genevieve Darling, right?" The novel's second male lead, who mind you, will commit a great massacre in the future, is actively seeking her out?!!! But... "...I apologise for bothering you. I'll be quiet so I do not disturb you while you do your assignments." "You're the one who was being harassed, so why are you apologising?!" The corrupted second male lead is too gentle right now, even if he had a dark past, this is... From that moment on, Genevieve had made up her mind. Even if she does not change what happens in the original novel, she believes that when Edward remembers this period of his life later on, she will be able to give him at least one good memory! "It's okay, Edward. You can stay right here." Will Genevieve fulfil her goal of giving the second male lead pleasant memories?
Approaching graduation, Miyoshi, a high school pupil, takes advantage of the chance to converse with his classmate Arai in private for the first time since they met. Miyoshi has never had a genuine opportunity to engage with Arai as he habitually sleeps after reaching school early. Regrettably, their time together is brief, only spanning the short period before graduation, during which Miyoshi discovers his secret adoration for Arai. However, Arai appears to be unenthusiastic about school or companions and only has one authentic passion in life.
After having recurring dreams where he sees a knight defending a princess, a boy named Himemiya realizes that his classmate Kishi might be someone he's known before.
Rei Ametani's life is nothing but mundane; he's just waiting for death to take him. Despite being a gifted trumpeter in his youth, he struggles to stay awake during classes. However, everything changes when he finds a note in his shoe locker claiming to be a declaration of love. Intrigued, he agrees to meet the sender, but it's not a love confession. Instead, Sora Kamizono approaches him with a request to help destroy the world. Kamizono, one of the Seven Angels mentioned in the Book of Revelation, is on a mission from God to bring about the end of the Earth using her trumpet-playing skills. The only problem is she's not very good and needs Ametani's help. Despite his eagerness for death, he agrees to mentor Kamizono for the next seven days. As the past and present start to mingle, both Ametani and Kamizono start to doubt their mission.
That same classroom. The same lunch group. The same "Ai-chan." But, isn't something a little off...?
Although he works at an arcade, "Mobuo" remains inconspicuous among his co-workers, earning a nickname that implies his ability to seamlessly blend into his environment like an NPC. But, when the colorful and stunning Nanora Yaegashi visits the arcade seeking his help in mastering the most challenging games, his monotonous routine takes a thrilling turn. Unexpectedly, she even asks him out. From that moment on, they embark on a summer full of arcade escapades with a palpable sexual attraction simmering beneath the surface.
Momo, a high school student, is devastated by the sudden death of her best friend Sayo, who had been by her side since elementary school. Seeking solace, she reconnects with Sayo's younger brother Keichiro at the funeral, after eight long years of separation. Together, they revisit their favorite childhood spots - the secret base in the neighborhood, the twilight-drenched Ferris wheel, and the candy shop where they often hung out. They chase these memories in a bid to recapture the joy of their youth and search for the sights they had planned to share with Sayo during the summer that slipped away. As they go, they leave behind a bittersweet summer story, painted in blue by the hearts of the bereaved boys and girls.
Yue Hui, an ardent cook, finds herself in a surprising job as a male pianist. Her path leads her to a perplexing estate, where she meets twelve boys under a curse marked by twelve stars. What fate will Yue Hui and the boys face?
The sword saint and the sage are in fact the underdogs of the school! A "one-man, three-role" substandard (dark) fantasy! Roy Revel is a frontier aristocrat from a lethargic small country. He is known as the "fallen aristocrat" at the school, but he has a secret. [The patron god of the land of swords, Cloud the White Sword Saint. The patron god of the land of magic, the great sage Eclipse the Black.] The strongest and most admired of the two great powers is in fact Roy, who plays the role of an incompetent! In order to protect his family, Roy, the strongest nobleman who manipulates the fight against the Empire from the shadows, is interested in the beautiful girls at the academy who aspire to become sword saints and sages. A new dark fantasy of the fallen aristocrat begins!
The ecchi comedy manga centers on Kenta, who is instilled with sensual memories during the summer of his fifth year in elementary. Now a high school student, he ends up living with the person he has been fantasizing.