The title "Boku ni Sexfriend ga Dekita Riyuu" (The Reason I Got a Sex Friend) refers to a series of adult animated OVAs (Original Video Animations) produced by the studio T-Rex. While there is no "Episode 12," the series is divided into distinct arcs, typically consisting of four to six episodes each. Overview of the Series
If you are looking for content from a series with "Boku" in the title that does have at least 12 episodes, you might be thinking of: Boku no Kokoro no Yabai Yatsu The Dangers in My Heart boku ni sexfriend ga dekita riyuu ep12 of 4 best
Western viewers on MyAnimeList (where adult content is discussed in specialized clubs) often compare Episode 12 favorably to live-action dramas like Scenes from a Marriage. The title "Boku ni Sexfriend ga Dekita Riyuu"
That night, we didn't have sex. We just lay side by side, staring at the ceiling. And somewhere between 2 a.m. and dawn, her pinky finger hooked around mine. That night, we didn't have sex