Contents
A simulation game about a little brother binding and violating his big sister.
Use the mouse to choose your sexual training options,
and enjoy smooth sexual animations!

Sex is A-OK, So are sex toys. Do to her as you like!

[Prologue]
A little brother living together with his big sister is distraught when he finds out
his cosplaying big sister has been propositioned by a famous cameraman.
Afraid that she'll be stolen away from him, he decides to do some filming of his own,
and sexually train her via live-stream. He binds her up, and gets to work...

[Characters]
Heroine
A popular cosplayer known for her large breasts.
She likes her little brother, but only as a brother.

Protagonist
The heroine's little brother.
A boy that's obsessed with his big sister.

[Simulation Game]
Use the mouse to select where to tease or assault, and choose your actions from there.
What more, her shameful training is being broadcast online for all to see,
and you can see everyone's comments in real time. Enjoy the reactions and erotic,
hopeless voice of a girl who's been betrayed, and violated by her horny little brother!

[H Animations]
Experience smooth animation at 60FPS!
Kissing, titjob, fellatio, nipple pinching, anal beads, sex, and more...

Illustration: Chie Masami
https://twitter.com/masamichie
https://www.pixiv.net/users/529858

[Other]
1600x900 resolution
Made in Unity
CV: Riia Narimori

* No BGM, but SFX and voice are included