To Kiiko Kawakami, there was nothing in the world as important to her as Aaya Saitou. Something about her allured Kiiko to the extent that there was no sound sweeter to her ears than Aaya's voice and no sight more beautiful than her hair softly billowing in the wind. It was for that reason she let Aaya in on her secret: last year, she had gained psychic powers from an accident that changed her life. Kuttsukiboshi is a story of infatuation and romance between two girls as their feelings for one another reach the tipping point. Unable to deny their heartfelt desires, the two give into them and make many sweet memories together around the school—testing the bounds of Kiiko's powers and how far they can go without being caught in the midst of their trysts. However, will things remain as they are when Kiiko discovers the love of her life has a dark secret of her own?

The kind and compassionate heroine of an otome game may be as flawless as she is admirable, but a certain young woman from Japan much prefers the villainess, Alicia Williams. She sees sense in Alicia's ruthless verbal abuse and values her discipline and fortitude. On the other hand, aside from always toying with Prince Duke Seeker's emotions, the commoner heroine seems to only spout lip service. Given the choice, the young woman would love to be reincarnated as Alicia—and her wish suddenly comes true! Seven-year-old Alicia awakens with the memories of her past life, now aware of all the future events, outcomes, and the world's secrets. She has no fear; to outsmart the heroine and avoid a bad ending, all Alicia needs is hard work, mastery of her noble family's dark magic, and the determination to become the greatest villainess in history.

Nobumasa is a boy who works part-time in a shoe store, where he meets Mizuki, a girl whose abusive family life has left her unable to trust other people. Meanwhile, Nobumasa is unaware that another girl, Seiko, has a crush on him but is unable to express her feelings.

Jill Savelle—fiancée of the crown prince Gerald de Kleitos and known as the "Lady Goddess of War"—is being hunted down by the same country she swore to protect. Betrayed by her betrothed, she is framed as a traitor and imprisoned. In her last moments, Jill is filled with regret, but just as death approaches, she awakens six years in the past. This time, she will not be a mere pawn. Now as a 10-year-old girl, Jill resolves to escape her imminent engagement to the prince. To this end, she jokingly professes her love to the 19-year-old dragon emperor Hades Theos Rave, who will one day stain the land in blood due to madness. But against all expectations, he accepts! In contrast to the tyrant from Jill's memories, the Hades of this time is a kind albeit unfortunate emperor. Can Jill prevent Hades from descending down the same dark, villainous road, or is he bound to an inevitable future?