---
title: "Rieko ~Bouryaku no Rensa~"
description: "Yuki is a timid but friendly boy. His father passed away before and his mother is busy working as a governor of a high school. Therefore his older sister Rieko "
image: "https://t.vndb.org/cv/54/29354.jpg"
---

# Rieko ~Bouryaku no Rensa~

![Rieko ~Bouryaku no Rensa~](https://t.vndb.org/cv/54/29354.jpg)

**Alternative Title:** 理詠子～謀略の連鎖～

**Developer:** West Vision

**Release date:** May 19, 2006

**Platform:** Windows, DVD

**Language:** Japanese

**Rating:** 6.5/10 (12 votes)

## Description
Yuki is a timid but friendly boy. His father passed away before and his mother is busy working as a governor of a high school. Therefore his older sister Rieko takes care of him. Rieko is so absorbed in him, keeping forbidden relationships with him but Yuki never doubts it. One day, there is a talk that their mother marries. Their new father has three children and Yuki has three new sister-in-laws. They are all confused about the situation. Rieko is the one who gets furious. She plans to insult the new sisters to trap shameless people who roll their eyes at him...

[From ErogeShop]

## Characters
### Nagamine Yuuki (長峯 祐希)
- **Gender:** Male
- **Hair:** Brown, Short
- **Body:** Slim, Pale, Kid
- **Eyes:** Amber
- **Clothes:** Shorts
- **Role:** Full Brother, Step Brother
- **Personality:** Timid

### Nagamine Rieko (長峯 理詠子)
- **Gender:** Female
- **Measurements:** Height: 172cm, Bust-Waist-Hips: 90-58-92cm
- **Hair:** Violet, Waist Length+
- **Eyes:** Brown, Violet
- **Body:** Pale, Young-adult
- **Clothes:** Jacket, Skirt, Pantyhose, Strap-on Dildo
- **Role:** Full Sister, Step Sister, Older Sister
- **Personality:** Strict, Possessive
- **Voiced by:** Kazumi Hikaru

### Sonoda Kikuna (薗田 紀玖那)
- **Gender:** Female
- **Measurements:** Height: 160cm, Bust-Waist-Hips: 79-55-82cm
- **Hair:** Brown, Short
- **Body:** Pale, Young-adult
- **Clothes:** Sweater, Glasses, Skirt, Pantyhose
- **Eyes:** Amber
- **Role:** Step Sister, Teacher
- **Voiced by:** Hiromori Nazuna

### Sonoda Nijika (薗田 虹風)
- **Gender:** Female
- **Measurements:** Height: 168cm, Bust-Waist-Hips: 92-57-87cm
- **Hair:** Red, Short
- **Eyes:** Brown
- **Body:** Pale, Young-adult, Big Breast Sizes
- **Clothes:** Miniskirt, Tank Top
- **Role:** Step Sister
- **Voiced by:** KOHIRO

### Sonoda Yuu (薗田 柚)
- **Gender:** Female
- **Measurements:** Height: 157cm, Bust-Waist-Hips: 83-58-82cm
- **Hair:** Black, Long
- **Eyes:** Brown
- **Body:** Teen, Pale
- **Role:** Student, Step Sister
- **Clothes:** Dress, Pajamas, Skirt
- **Voiced by:** Azuma Karin

## Shops
- [Official Website](http://westvision.tk/game2.php?in=pc&view=work_tw27&txt=top)
- [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ002841.html)
- [Getchu](http://www.getchu.com/soft.phtml?id=291145)

## Releases
### Japanese
- **2006-05-19**: Rieko ~Bouryaku no Rensa~ - [Official website](http://westvision.tk/game2.php?in=pc&view=work_tw27&txt=top), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=7469), [Getchu](http://www.getchu.com/soft.phtml?id=235645)
- **2006-08-24**: Rieko ~Bouryaku no Rensa~ DVDPG - [Getchu](http://www.getchu.com/soft.phtml?id=291145), [DMM](https://www.dmm.co.jp/mono/anime/-/detail/=/cid=675twdv27/)
- **2008-06-27**: Rieko ~Bouryaku no Rensa~ Download Edition - [Official website](http://westvision.tk/game2.php?in=pc&view=work_tw27&txt=top), [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ002841.html), [Gyutto](https://gyutto.com/i/item34587), [Digiket](https://www.digiket.com/work/show/_data/ID=ITM0041253/), [DL.Getchu](http://dl.getchu.com/i/item1002336), [DMM](https://dlsoft.dmm.co.jp/detail/views_0118/)

## Tags
ADV, Lesbian Sex, Blood-related Brother/Sister Incest, Non-blood-related Brother/Sister Incest, Male Protagonist, Shotacon, Protagonist's Blood-related Sister as a Heroine, Protagonist's Non-blood-related Sister as a Heroine, Group Sex of One Male and Several Females, Under the Same Roof, Sexual Harassment, Shota Protagonist, Straight Shotacon, Group Sex of Multiple Females and Males, Heroine with Big Breasts, Teacher Heroine, Strap-on Dildos, Non-blood-related Sister/Sister Incest, Protagonist's Full Sister as a Heroine, Protagonist's Older Sister as a Heroine, Sex Involving Children, Heroine with Glasses, Only Protagonist's Relatives as Heroine(s), Pegging, Adult Heroine, Discreet Sex, Heroine with Small Breasts (Non-Loli), Sixty-nine, Student Heroine, Pissing, Scat

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---
*View the full details at [pinovel.net/v2657](https://pinovel.net/v2657).*

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```