One year ago, Sagiri Izumi became step-siblings with Masamune Izumi. But the sudden death of their parents tears their new family apart, resulting in Sagiri becoming a shut-in which cut her off from her brother and society. While caring for what's left of his family, Masamune earns a living as a published light novel author with one small problem: he's never actually met his acclaimed illustrator, Eromanga-sensei, infamous for drawing the most lewd erotica. Through an embarrassing chain of events, he learns that his very own little sister was his partner the whole time! As new characters and challenges appear, Masamune and Sagiri must now face the light novel industry together. Eromanga-Sensei follows the development of their relationship and their struggle to become successful; and as Sagiri slowly grows out of her shell, just how long will she be able to hide her true persona from the rest of the world?

Yamada Elf's Love Song As a novelist with works getting adapted into anime, Elf Yamada holds an event to celebrate her success and to thank everyone who had supported her. With her mother attending, she becomes more excited. However, just as her mother arrives, she tells Elf to go back home so that she can find a suitable husband. Elf, who harbors feelings for Masamune Izumi, chooses to say no… Cooked Meals of Pure Love Winter has come, and it's freezing outside. With her brother Masamune catching a cold, Sagiri Izumi decides to nurse her brother into good health by stepping outside the comfort of her room and doing the housework herself.

Ryou Sakaguchi is a totally normal high school student, aside from his single unusual hobby. Sakaguchi is a fudanshi—a man who loves reading boys' love manga, and fantasizing about the gay potential he sees everywhere. He has only one wish before he dies: to find himself some friends that understand his secret passion. His wish comes true, as Sakaguchi begins to uncover a host of interested parties. There's Rumi Nishihara, a closeted fujoshi who is more than eager to discuss the joys of boys' love with Sakaguchi; the flamboyantly gay leader of the school's cooking club, Yuujirou Shiratori, who makes no effort whatsoever to conceal his sexuality; Akira Ueda, Shiratori's diligent admirer, who will do anything for the love of his life; and even the mischievous Daigo, a fellow fudanshi and popular author of boys' love doujinshi. Standing by their sides throughout all the otaku chaos is Sakaguchi's best friend, Toshiaki Nakamura, who only wishes his classmates would start acting more like normal people.

Honda is a skeleton, but more importantly, they are a bookseller. And they will tell you from firsthand experience that the job of a bookstore employee is more challenging than it may seem to the average customer. Alongside their equally eccentric coworkers, Honda constantly deals with the stressful requirements of the bookselling industry. From the drama of receiving new titles without their bonus material to the struggle of providing quality service to customers who speak a different language, the work of a skeleton bookseller never ends. Nevertheless, despite the hardships they face, Honda thoroughly enjoys their job and strives to bring the best book selections and service to their customers.