Douyara Ore wa imadoki Gal na Toshiue Osananajimi kara Gekiomokanjou wo MukerareteirurashiiDouyara Ore wa Imadoki Gal na Toshiue Osananajimi kara Gekiomo Kanjou wo Mukerareteiru Rashii; どうやら俺は今どきギャルな歳上幼馴染から激重感情を向けられているらしい

Yuto Kujo, a high school student, constantly compares himself to his exceptional older brother and sees himself as a lesser, "degraded version." Caught in a spiral of self-deprecation, his adolescence turns even darker when he discovers that his childhood crush, Ryono, is in love with his older brother. But just as Yuto begins to lose hope, Ryono's older sister, Natsunoa college galdevelops intense, overwhelming feelings for him!?