#039 of 2D Dream Bunko/Pocketnovels. It's pretty clear this label is focusing on "harem" theme since their 20 or 30-ish entry somewhere around 2006, unlike their early titles, much less harsh contents are involved since then, in order to distinguish itself to "2D Dream Novels".

there is no info on mugi atm, but you can get the work from:
http://www.amazon.co.jp/gp/product/4860322525/

Contents:
003 - Color Illustration
004 - Gallery preview (you may delete them after archive download)
016 - Characters
017 - 序章
041 - 第一章 初体験はメイドのお姉さま
101 - 第二章 お姉様の憂鬱と嫉妬
150 - 第三章 すれ違いから仲直りへ
199 - 第四章 お姉様とメイドたちの誘惑
261 - 終章

Base +15

If you're gonna upload these, then at least leave out the non-picture pages.

Base +10, Blue.Bull -8, kitsuneko -10, Quatro Bajina -6