Akebi Komichi lives out in the countryside with her family. She's won entrance to the prestigious Roubai Academy middle school for girls and now she wants only two things—to wear the school's sailor uniform and to make a hundred friends!

As the first commoner to attend the prestigious Arnold Academy of Sorcery, Ray White is immediately met with contempt from some of the students hailing from nobility. Unbeknownst to them, Ray's real identity is that of the famous Iceblade Sorcerer—a hero who led the country to victory in a past war and is one of the seven strongest sorcerers alive. Despite his legendary status, Ray wants nothing more than to live out the ordinary school life he never had. Ray quickly makes friends with some of the most influential students thanks to his kind and amiable nature. Unfortunately, as those with nefarious motives begin to make their move, Ray may soon have no choice but to use his true power to preserve the bonds that make his new life worthwhile.

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. [Written by MAL Rewrite]

Iroe Genma is a third-year high school student often referred to as "Elder Sister" despite her short height. This troublemaking teenager is the president of her school's Model Club, which is dedicated to building plastic models of various objects and structures, such as cars, boats, and even robots. Joined by her two underclassmen, the violent Hazuki "Okappa" Okamoto and the rational Makina "Makimaki" Sakamaki, the small group aims to carry out their club duties but are often sidetracked by a myriad of distractions. From battles between club members to lessons on how to confess to your crush, these three schoolgirls get caught up in all sorts of wacky, and downright outrageous situations!