Kurone the Assassin's Mission: The Teddy Bear Payment ^Japanese:

A girl who had her family murdered by bandits comes to the assassination guild.
With no money, no one took her seriously, but Kurone decided to ask;
"If you have no money, what are you willing to give up in return?"
"... ... This, is my treasure."
A girl hands over her treasured teddy, and Kurone accepted it as payment.
With the doll in hand, Kurone heads towards the bandit's headquarters.
Will Kurone the assassin be able to take on and defeat them...
Spoiler: GameplayA typical sneak thief game. Backstab enemies when they're not looking to instantly
kill them. Being spotting forces you into combat. Defeats result in GOR, and other H-scenes are available.
Includes a maze, simple puzzles, multiple floors and 2 bosses.

Game is avaialble for Windows