Shounen ga Otona ni Natta Natsu (OVA 2024) - MyAnimeList.net

Ryuuki generally shows little interest in romance or girls until his friends introduce him to a rapidly rising adult video actress named Kiriru (or Kirill). In a classic twist of coincidence, Kiriru appears in his local town just as he becomes infatuated with her on-screen presence, triggering a summer of personal and physical maturity. Decoding the Search Term: "241129" Update

The 2024 animated adaptation of Shounen ga Otona ni Natta Natsu

Almost everyone can look back at a "summer" in their lives—a time, a place, or a series of events—that fundamentally changed who they were.