Seventeen-year-old Utage Kinoshita lives and breathes for her favorite idol group, F/ACE—but the group's center, Tamon Fukuhara, occupies a special place in her heart. Every waking moment Utage dedicates to the thoughts of the wild and sexy Tamon, even taking on a part-time housecleaning job just to afford her fangirl lifestyle. What was supposed to be an ordinary job turns out to be anything but when Utage realizes she is cleaning the apartment of the very idol she so fervently admires! But adding to the surprise, Tamon is nothing like his on-stage persona; he suffers from severe anxiety and painfully low self-esteem. Keenly aware of the gap between their worlds, Utage cannot bear to see Tamon so depressed and decides to support him the best she can as his housekeeper. As time passes, Utage becomes more and more privy to the aspects of Tamon's life he reveals to nobody else. And the bond that forms between them soon leaves Utage wondering if she has accidentally crossed the sacred line between fan and idol.

Subaru Mikazuki is a 23-year-old mystery novel author, major introvert, and an awkwardly shy person. He would much rather stay home to read a book than go outside and interact with others. Further exacerbating this life of solitude, his parents tragically died in an accident many years ago, leaving him alone in the world. One day, while giving offerings at his parents' grave, Subaru runs into a small grey and white cat named Haru, which he ends up taking home with him. Subaru, however, has never taken care of anyone else in his life—can he even take care of a cat? Haru is grateful toward Subaru, as he gives her all the food she wants—a luxury for a cat who is used to a rough life on the streets. But she notices that Subaru can't even seem to take care of himself! Will she be okay with this dunce? Doukyonin wa Hiza, Tokidoki, Atama no Ue. tells the story of an unlikely friendship between a human and a cat who try to foster an understanding with each other.

With his parents abroad, Kimihito Kurusu lived a quiet, unremarkable life alone until monster girls came crowding in! This alternate reality presents cutting-edge Japan, the first country to promote the integration of non-human species into society. After the incompetence of interspecies exchange coordinator Agent Smith leaves Kimihito as the homestay caretaker of a Lamia named Miia, the newly-minted Darling quickly attracts girls of various breeds, resulting in an ever-growing harem flush with eroticism and attraction. Unfortunately for him and the ladies, sexual interactions between species is forbidden by the Interspecies Exchange Act! The only loophole is through an experimental marriage provision. Kimihito's life becomes fraught with an abundance of creature-specific caveats and sensitive interspecies law as the passionate, affectionate, and lusty women hound his every move, seeking his romantic and sexual affections. With new species often appearing and events materializing out of thin air, where Kimihito and his harem go is anyone's guess!

Sakura and Syaoran live peaceful lives in the desert country of Clow. Despite the King's disapproval of the budding romance between the princess and her archeologist friend, their days remain blissful if not a little dull. But that soon changes when Sakura appears in front of Syaoran in a trance with wings on her back. When the wings dissolve into feathers and Sakura loses consciousness, Syaoran is spurred to action. Syaoran soon learns that he must collect Sakura's feathers, which have been scattered across many different realms, in order to protect her life. After making a deal with the Dimensional Witch Yuuko Ichihara, Syaoran teams up with Mokona Modoki, a creature who has the power to traverse realms. Also accompanying him on this journey are Fai D. Flourite, a carefree man fleeing persecution in his home world, and Kurogane, a swordsman forced to travel to refine his strength and character. Together, the bizarre alliance works to reclaim Sakura's feathers—no matter how impossible it seems to find them all.