【Sister Star / Miru Kurumi】My brother is my sister’s masturbation slave – Onasuppo Hen Vol 4 Oshioki

Summary of work

I’m sure you’ll be pleased to hear that your sister has been thoroughly pleasuring you.

Would you like to become a masochistic slave, body and soul?

This is an ona-support-only work that uses masturbation throughout!

The perverse pleasures of a hard M-situation made all the more indulgent!

[choice and ejaculation scene]
You can choose the time and situation you want to be in that day!
Depending on the combination, you can have as little as 18 minutes and as long as 88 minutes or more!
A total of 12 different ejaculation scenes!

[Shortcut hell mode].
You can listen to 4 different oscillating tracks in succession.
You can choose the one you like best and finish with the ejaculation part of your choice!
This is the first time I’ve done this.
You can enjoy the best shortcut ejaculation after being rushed through.

[The largest volume in the history of Sister Star].
This is the largest volume with over 200 minutes of total recording time!
Please enjoy a lot of my sister’s wanking!

Synopsis

[I’ll rehabilitate your brother from masochism].
A bad brother who gets excited by being tortured in addition to having heat for his sister.
Let’s get your sister to help you reform from being a masochist!
…
It was supposed to be.
This is a story about a man who is enjoying his sexuality too much to go deeper and deeper.
This is the story of a girl who is so excited about her boyfriend that she can’t live without him.

The story is designed to be listened to repeatedly.
The more you listen to it, the more masochistic you will become.
The purpose is to rehabilitate the body, so the masturbation never ends.
Please enjoy the infinite masochistic training by my sister.

There is also an ending where you lose to the pleasure torture and fall into a masochistic slave.

Track content

Training ◆
Five trainings to rehabilitate you from masochism!
1CFNM groping & verbal abuse
2 Foot rubs on your face
3Crawling on all fours for a walk
4Sucking on nipples
5Buttjob with peniban
But if you get an erection while training
The never-ending masochistic training called rehabilitation awaits you.
There is no description of ejaculation in the training.
This is a hurry-up-and-see-you-are-there event.

And! The following are the four types of masochistic training called “Osioki"!
The training is a bonus, so here is the real story.

How to use your hands for masturbation
One of the most popular ways to punish a girl is to spank her bottom.

I can’t get over the immoral feeling of being punished by my older sister.

The pleasure of moving the masturbator in time with the spanking.
I’m sorry again and again, but the prodigal pleasure takes over my brain.
(Content: masturbation, verbal abuse, spanking, OTK, spanking, groping, apology)
Ejaculation Part a Normal Ejaculation
Ejaculation Part b: Infinite Ejaculation
[Turning pain and embarrassment into pleasure.
Let’s drown in more and more feelings…]

Osioki with feet
My brother is just a masochistic livestock to be milked.
Get down on all fours and let your master dominate you.
After being repeatedly stopped short, your mind and body are filled with smell and pleasure.
Give in to the smell of your sister’s feet while she makes you vomit into her masturbator.
(Content: masturbation, verbal abuse, crawling on all fours, treating as livestock, foot fetish,…
Smell fetish, black pantyhose, stomping, foot stroking, shortcuts)
Ejaculation Part a Normal Ejaculation
Ejaculation Part b: Infinite Ejaculation
It’s my scent that you love so much.

I will dominate your masochistic dick…]

I’ll dominate your masochistic dick.
I’m forced to do chikuny in front of my sister.
It’s a great way to get a good night’s sleep.
I’ve been playing with and licking my developed masochistic nipples.
It’s a great way to get your head blown off.
(Includes: masturbation, verbal abuse, whispering, chickening out, groping, and more.
Forced declaration of perversion, nipple torture, nipple licking, forced embarrassing dialogue)
Ejaculation Part a Normal Ejaculation
Ejaculation Part b: Infinite Ejaculation、無限乳首舐め
I want you to suck on me.
My nipples are getting all tingly with pleasure…]

I can’t believe it.
I’m a sucker for my sister’s penibun, having been beaten into anal pleasure.
The way she masturbates herself, she is now her sister’s personal toilet.

He is completely surrendered to all the creepiness he can get from anal sex.

The content is rather hard, but it’s all bland pleasure torture.

(Contents: masturbation, verbal abuse, penibang and helmet matching, cock-fucking.
(Includes: masturbation, forced embarrassing speech, prostate torture, ant door walking torture)
Ejaculation Part a Normal Ejaculation
Ejaculation part b self facial ejaculation, self semen drinking, infinite milking
Ejaculation part c: S-shaped colon mouth blame, male G-spot (seminal vesicle) blame, tokoro-ten
Ejaculation part d squirting, masturbation, handcuffs
I’ll make you a body that can’t be satisfied without me.
I’m going to make you into the kind of animal I want you to be.]

Ending
This is the first time I’ve been able to do this.
It’s no surprise that I have no intention of rehabilitating her.
I’m a prisoner of my sister’s body and mind to the point that I can no longer go back.
A younger sister whispers sweetly to her older brother who struggles with appearances and true feelings.

I’ll make your brother my exclusive slave.
This is the first time I’ve seen this video.
(Content: depravity, reverse blowjob, verbal abuse, slave declaration, mirror, crotch, and
(includes: chokney, ananny, masturbation, forcing embarrassing dialogue, ear licking)
Ejaculation Part a Normal Ejaculation
Ejaculation part b masturbation
[soaking up the crazy feeling
Drown in the happiness of being my masochistic slave…]

Extra tracks
In the previous work [Onasapo Hen vol2 Gohobi], the following is the story of a man who was a slave to a woman.
It is a sequel to the work contributed by Nagekisu, who participated as a guest in the previous work [Onasapo version vol2 Gohobi]!
This is a sequel to the previous work [Onasapo Hen Vol 2 Gohobi], which was contributed by Nagekisu, a guest of ours!
03 from morning
I was flirting with my sister when I woke up from sleep.
Before I knew it, I was being blamed for my nipples and being a dog.
The sweet and rich play begins in the morning.
(includes: nipple torture, pet play, masturbation, countdown)
04Bath
A little sister in a school swimsuit maid breaks into the bath!
It started with some lather and soap play.

At the end of the day, she still gives in completely to the masturbation.

(contents: nipple torture, scrubs, soap play, masturbation)
05Cooking
My brother is naked on the desk in the living room.
This is the beginning of lotion-filled kinky cooking!
(Contents: Pet play, kinky cooking, masturbation)
The recording time is about 48 minutes! You can’t say it’s an add-on anymore.

About differences
You can choose whether to have sound effects or not.

Recording time: approx. 154 minutes 47 seconds + approx. 48 minutes 11 seconds of extras
Voice actor: Ms. Miru☆Kurumi
Illustration by HANABi
Script by Usage
Guest script by Ryukisu
SE: Mr. Mijinko Materials
SE:ポケットサウンド 様 http://pocket-se.info/
SE:Music is VFR 様 http://musicisvfr.com/

This is a series, but there is no particular connection between the stories.
It doesn’t matter where you listen to it from, it’s all good.