High school student Misaki Takahashi returns home to see his older brother being fondled by an unknown man. Bewildered by such a sight, Misaki finds out that the stranger is actually Akihiko Usami, a popular novelist and his brother's best friend. With the two of them slowly becoming acquainted, Akihiko ends up as Misaki's private tutor. However, after stumbling upon the author's latest boys-love novel, Misaki becomes uncertain whether or not to trust Akihiko regarding his friendship with the student's brother. Elsewhere, Hiroki Kamijou, a university teacher of classical literature and Akihiko's friend, is grieving a failed romance. While on the edge of a mental breakdown, he meets student Nowaki Kusama, who wants his help for an upcoming exam. Despite denying Nowaki's request numerous ti