Please, mother in law! / お義母さんにお願い!

An adventure game about a mother who gets violated, depicted in 3D CG images.
There is a mysterious item called "Jewel Bobonga," which is called giving the user three wishes.
I decided to get my hands on this jewel, and use it to mother I long for so many mines for a long, long vacation!
This is an adventure game, where the ending varies depending on the player's choice does.