My childhood friend Shida Kuroha seems to have feelings for me. She lives next door, and is small and cute. With an outgoing character, she's the caring Onee-san type, this being one of her greatest strengths.
...But, I already have my first love, the beautiful idol of our school, and the award-winning author, Kachi Shirokusa! Thinking about it rationally, I should have no chances with her, but, while walking home from school, she only talks to me, with a smile even! I might actually have a chance, don't you think?!
Or so I thought, but then I heard that Shirokusa already has a boyfriend, and my life took a turn for the worse. I want to die. Why is it not me?! Even though she was my first love... As I was drowning in despair and depression, Kuroha whispered.
—If it's that tough for you, then how about we get revenge? The best revenge ever, that is~ (Source: Novel Updates, edited)
Nimaru launched the romantic comedy light novel—also known by its short name Osamake—through the Dengeki Bunko imprint last June, featuring illustrations by Ui Shigure. Kadokawa will ship the fifth volume on October 10 and bundle a drama CD with the sixth volume's limited edition on February 10, 2021. Osamake has a cumulative 350,000 copies of its volumes in print.
Ryou Itou began serializing a manga adaptation in Monthly Comic Alive on November 27 last year. Kadokawa is scheduled to release the second volume on February 10, 2021, which will also include a separate drama CD with its limited edition. Pre-orders for the limited edition volume will be accepted through November 10.