http://www.dlsite.com/maniax/work/=/product_id/RJ178328

Note: It's actually a Game CG Set.

003-277: No text and sound effect.
278-505: Text
506-733: Sound Effect

VNDB - https://vndb.org/v19889

DiGiket - http://www.digiket.com/work/show/_data/ID=ITM0141480/

Gyutto - http://gyutto.com/i/item173156

DMM - http://www.dmm.co.jp/dc/doujin/-/detail/=/cid=d_098463/

Pixiv - http://www.pixiv.net/member_illust.php?mode=medium&illust_id=59333215

Nijie - https://nijie.info/view.php?id=179773

Artist - Kikkoh (きっこー) <- name present DeviantArt Profile

Kikkoh Home Page - http://www.geocities.jp/yhinyuu/Top/Top.html

Kikkoh Pixiv - http://www.pixiv.net/member.php?id=792455

Kikkoh Nijie - https://nijie.info/members.php?id=114845

Kikkoh DeviantArt - http://sakurasakukoubou.deviantart.com/

Base +37, unknownshadows +5, LNT +11, Ooe Kintarou +6, Myzer +8, Rolled +6

DL.Getchu - http://dl.getchu.com/index.php?action=gd&gcd=D0044285

Game OHP - http://www.geocities.jp/yhinyuu/Dojin/NTRosana160121/NTRosana160121.html

Base +7, Ooe Kintarou +6, Rolled +6

What's the story behind the last scene with the girls as lolis?

Base +6, Nayabel +10, Feladrance +6

It's a shame not every CG actually made it into the game? There's some extras here I think.

Base +6

带入苦主大社保

Base +6, blue eyes ddd -2

Does anyone know any websites where you can watch videos of this game and the sequel?

Base +5