Mou Hasamazu ni wa Irarenai: Hoshi ni Onegai Shitara Konna ni Okkiku Nacchatta!

Descriptions:

An alien crashes into Amano Inori and while fixing her body, makes her smarter, more athletic, prettier, and increases her bust size about five cups by accident. The alien then requests to monitor her, since he came to Earth to monitor humans anyway, and doesn’t really do anything to her until she sees Sugiuchi and Amano Inori get horny. The alien then manipulates Amano Inori’s body and makes her start having sex with Sugiuchi.

Depending on the erotic manga by Kaizuka.

An alien crashes into Amano Inori although fixing her body, makes her smarter, more athletic, prettier, and increases her bust size about five cups accidentally.

The alien then requests to watch her, since he stumbled on Earth to observe humans anyway, and really do everything to her until she sees Sugiuchi and Amano Inori get horny.

The alien then manipulates Amano Inori’s body and makes her start having sex with Sugiuchi.

Year: 2014
Release date: Feb 27, 2014
Source: Vn Game
Genre: Big tits, Oral sex, Titsjob, X-Ray, School
Quality: WEB-720PX
language: Subtitles
English name: Mou Hasamazu ni wa Irarenai: Hoshi ni Onegai Shitara Konna ni Okkiku Nacchatta!
Original name: もう挟まずにはいられない ~星にお願いしたらこんなにおっきくなっちゃった!