240906 Shounen Ga Otona Ni Natta Natsu Vol1 Verified | _best_

Follows Ryuuki, a football prodigy living alone after the death of his parents and the departure of his older sister, Reiko. His life changes after an unexpected encounter with a porn actress, Kirill-sama, whom he admires. Anime Adaptation: A 4-episode animated adaptation produced by the studio began releasing in September 2024