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A new nurse arrives at a school whom happens to harbor an dangerous secret about herself.

Plot Overview

New school nurse Sayoko Saeki has an innocent face and a voluptuous body. She begins as an object of fantasy for the boys at the school, but is later revealed as a succubus who drains men dry. Based on an erotic thriller by Azuki Kurenai.

Characters & Voice Actors

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Sayoko Saeki ( x ) ( x ) ( x )

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Original US Poster Art

General Information Edit
Name: Immorality
Release Date: Jan. 1, 2004
Name: 淫の方程式
Romaji: In no Hōteishiki
Release Date:
Rating: unrated
Runtime: 30 (mins)
Genres
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War
Themes
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Aliases Equation of the Immoral
In no Hoteishiki
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