The story centers on Ryuuki Kirishima, a young boy who has been raised by his older sister, Reiko, following the death of their parents in a car accident. Ryuuki holds his sister in the highest regard, viewing her as the most important person in his life. The "coming-of-age" narrative begins when Ryuuki becomes infatuated with a popular adult video star named Kiriru (also referred to as Kiryl-sama).
The story has been adapted into different media formats, including an animated original video animation (OVA) and a manga series. Those looking for specific chapters or episodes often find that the narrative is structured across multiple installments:
The plot thickens when Ryuuki unexpectedly encounters his idol in person. As the summer progresses, his relationships with both his sister and Kiriru lead to a series of secret experiences that mark his transition from boyhood to adulthood. Media Format and Availability
: Ryuuki’s hardworking older sister. She is portrayed as a brilliant individual who took on a parental role to care for her brother.
: Expands on the protagonist's social life and his introduction to new acquaintances outside his immediate family circle.
: The young protagonist and a talented athlete who experiences significant personal growth over the course of the story.
