Following a bet initiated by his department head—who tasks him with inviting the shy clerk out for a drink—Ryouhei discovers Rena’s well-kept secret. Outside the office walls, Rena undergoes a dramatic transformation. Free from her restrictive corporate attire, she dresses up as a stunning, confident, and incredibly beautiful woman who speaks her mind without restriction. Mesmerized by her true persona, Ryouhei finds himself completely captivated, sparking a passionate, secret relationship that blurs the lines between professional colleagues and intimate partners. Core Characters
Because this title falls under adult content, it is primarily distributed through age-restricted Japanese streaming services like AnimeFesta, rather than mainstream global platforms.
: Voiced by Masahiro Yamanaka (credited as Mahito Kawamura). Rie Sekiguchi : Voiced by Chiyo Ousaki (credited as Usa Fujisaki). For more information, you can check the official IMDb page or the series profile on The Movie Database (TMDB) or specific episode summaries Jimihen!! Jimiko o Kae Chau Jun Isei Kouyuu - IMDb jimihen jimiko o kae chau jun isei kouyuu 0 exclusive
A standard businessman and Rena's colleague.
Follows the "office lady" (OL) trope common in Japanese josei and seinen media. Following a bet initiated by his department head—who
: A quiet, unassuming, and "plain" office lady (OL) who keeps to herself during work hours. However, outside of the office, she undergoes a radical transformation into a stunning, glamorous beauty.
With only 8 episodes typically running around 7 minutes each, it’s a quick series that focuses on the chemistry between the leads. Mesmerized by her true persona, Ryouhei finds himself
Jimihen!! ~Jimiko o Kaechaū Jun Isei Kōyū~ is a Japanese adult romance series that explores the gap between workplace public personas and private identities. Often translated as "Pure Heterosexual Intercourse That Transforms a Plain Girl," it originated as a manga before being adapted into a popular short-form anime series in 2021. 📖 Premise and Plot
Jimihen!!: Jimiko o Kaechau Jun'isei Kouyuu (translated as Jimihen!!: Pure Heterosexual Exchange That Changes a Reserved Girl
: A dedicated employee who prefers to blend into the background at work by wearing conservative clothes, glasses, and minimal styling. Outside of work, she sheds her plain persona, revealing an incredibly glamorous and confident side.
The series was adapted into a television anime by under the ComicFesta brand. ComicFesta is known for producing “adult” romance anime that are released in two distinct versions. “JimiHen” aired during the Winter 2021 season, starting on January 4th, 2021.