Tetsuha Shoujo Blazer Special Edition ~Henshin Heroine Kankin Choukyou Mini AVG~

This is a short new visual novel about the pink-haired heroine's defeat assault and sexual reconstitution.
Fans of Metal Edge already know, Blazer has seen her share of sticky situations. But this time...

Out of the blue appears a scientist by the name of Professor Seishin.
Capturing Metal Edge Girl Blazer for what can only be nefarious purposes, he puts her through a rigorous program of destability.
Blazer's body changes! Her mind unravels! How will she escape this one?

[From DLsite English]