https://www.dlsite.com/maniax/work/=/product_id/RJ286034.html

Story
Meena, a sister who lives in a convent.
As a faithful follower of God's teachings, she has a secret she has never told anyone...
That's... a nice futanari dick growing in your crotch!?

One day, she entered the forest and was attacked by tentacles, and her futanari cock was slurped
He is tortured by his tentacles and reaches his first orgasm.

Even after that, Mina can't forget the pleasure she felt when the tentacles attacked her, and breaks her vow of abstinence and masturbates.
Gradually, the frequency of masturbation increases, and she becomes a perverted futanari sister who masturbates her penis without leaving a trace!?

The point of my sexual desire has finally increased to the point where I can no longer be satisfied alone,
She is directed at the apprentice sister who looks up to Meena like an older sister...?

Contents
This is a collection of CG scenes in which Futanari Sister Mina awakens to the pleasure of Futanari's penis and masturbates and processes her sexual desires with the body of a junior sister.

Other

"Sazameki Street" is a circle that mainly posts cuckold works
http://www.dlsite.com/maniax/circle/profile/=/maker_id/RG35914.html

"Tentacle Mind" is a circle that posts relatively niche works
http://www.dlsite.com/maniax/circle/profile/=/maker_id/RG43623.html

Pixiv posts samples of many other works and naughty drawings
http://www.pixiv.net/member.php?id=23270627
I would appreciate it if you could search for "Ripples Street"

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