"Shimai Ijiri," also known as "Slave Sisters," is a two-episode hentai OVA series released between 1999 and 2000. The narrative centers on two orphaned sisters, Yukari and Miku Isshiki, who inherit a substantial debt from their deceased parents. To settle this obligation, they are coerced into servitude under a clandestine organization. Their training is overseen by Shunji Iwashiro, a man whose methods rely solely on psychological manipulation and persuasion, aiming to mold them into compliant slaves.
The series delves into the psychological turmoil experienced by the sisters, particularly Yukari, who strives to shield her younger sister from the grim reality of their situation. The storyline is character-driven, exploring themes of coercion, loss of innocence, and the struggle for autonomy within oppressive circumstances. The animation reflects the late 1990s style, with character designs that emphasize realism in proportions. The voice acting has been noted for effectively conveying the emotional states of the characters, enhancing the overall narrative depth.
"Shimai Ijiri" stands out within the hentai genre for its focus on psychological drama and character development, offering a narrative that extends beyond explicit content to examine the complexities of human emotions under duress. However, potential viewers should be aware of its mature themes and explicit scenes, which may not be suitable for all audiences.