As Hanabi Natsuno returns home after six years in Tokyo, memories flood into her. As she prepares to start high school, she moves to Tachibanakan, the local dormitory for female students. Upon her arrival, Hanabi stumbles upon a bare naked beauty, and instantly falls head over heels for her. She also reencounters Konomi Fujiwara, her childhood friend who she barely remembers. Hanabi is introduced to the other residence of the dorm and quickly becomes the center of attention. As the girls instantly take to the newcomer and begin shooting for her affection—subtly or obtrusively—Hanabi realizes that it is certainly going to be an interesting school year. [Written by MAL Rewrite]

When a strange girl named Guri comes knocking at Seiji Aino's door, he quickly finds himself thrust into a world of romantic troubles. Claiming that she will die if he doesn't kiss someone within 24 hours, Guri's pleas of desperation are misunderstood as pleas for love, leading Seiji to kiss the cute stranger that came barging into his house. In actuality, it turns out that this cosplaying cupid is the wielder of a Kiss Note, in which any pairing of names she writes will kiss and become a couple. Guri explains that she misspelt and accidentally wrote Seiji's name while indulging in her yaoi fantasies, but because she had yet to pair him with anyone, their kiss was meaningless. Even worse, Guri reveals that if Seiji is not coupled with anyone soon, not only will she die, but Seiji will remain a virgin for eternity! Eager to escape his fate, Seiji sets his sights on the beautiful and popular Akane Hiyama. But after Akane hears that he kissed Guri, she reveals the obsessive and psychopathic feelings that she holds for the unfortunate boy and proceeds to viciously attack them. In the ensuing confusion, Guri is able to pair Seiji with Akane in the Kiss Note, temporarily saving Seiji from any further bodily harm. But to complicate matters, Guri's newfound feelings lead her to also pair the two of them with herself. Just when the situation could not get any more convoluted, this new coupling with Guri has turned Seiji and Akane into temporary angels, forcing them into assisting the cupid with her work of pairing humans, lest they be cast into hell. With all semblance of normality snatched from his life, Seiji gets to work at matchmaking with these eccentric girls by his side. [Written by MAL Rewrite]

The awkward lovebirds, Yuuta Togashi and Rikka Takanashi are now living together as they enter a new school year, but their adorable relationship remains stagnant. Yuuta struggles to adapt to having a chuuni girlfriend while the gang—Sanae Dekomori, Shinka Nibutani and Kumin Tsuyuri—are still keeping up with their quirks despite having advanced a grade. Making matters worse, another chuuni girl from Yuuta's middle school, Satone Shichimiya, appears... With the various events revolving around Yuuta, will he be able to develop his relationship with Rikka? [Written by MAL Rewrite]

Everybody has had that stage in their life where they have thought themselves to be special, different from the masses of ordinary humans. They might go as far as seeing themselves capable of wielding mystical powers, or maybe even believe themselves to have descended from a fantasy realm. This "disease" is known as "chuunibyou" and is often the source of some of the most embarrassing moments of a person's life. For Yuuta Togashi, the scars that his chuunibyou has left behind are still fresh. Having posed as the "Dark Flame Master" during his middle school years, he looks back at those times with extreme embarrassment, so much so that he decides to attend a high school far away where nobody will recognize him. Putting his dark history behind him, he longs to live a normal high school life. Unfortunately, he hasn't escaped his past yet: enter Rikka Takanashi, Yuuta's new classmate and self-declared vessel of the "Wicked Eye." As this eccentric young girl crashes into Yuuta's life, his dream of an ordinary, chuunibyou-free life quickly crumbles away. In this hilarious and heartwarming story of a boy who just wants to leave his embarrassing memories behind, the delusions of old are far from a thing of the past. [Written by MAL Rewrite]