Wakarazuya no Renai Houteishiki
わからずやの恋愛方程式
Nishihiro struggles with social interactions and has quiet romantic feelings for his only friend, Nakano. Despite keeping his emotions hidden, he is discovered by Kutou, who teases him by jokingly claiming affection and offering future support. Nishihiro declines the suggestion, but due to his bond with Nakano, he finds himself drawn to Kutou without realizing it.