Sister’s Anal Brutally Expanded! (Biiidoro Staff)

Synopsis

Brutally expand the sister’s anus through foreign object insertion!

A brutal story of forcibly expanding the protagonist’s sister’s anus.

The protagonist’s sister, Natsumi Haida, is caught by the protagonist watching herself masturbate.

Using exposure as blackmail material, the protagonist orders Natsumi to expand her own anus. However, angered by Natsumi’s lack of enthusiasm, the protagonist takes matters into his own hands and expands her anus himself.

★The entire story is designed for arousal

For example:

-“While we’re at it, let me peek inside Natsumi’s intestines”-

-When a glass cup is inserted, the intestinal walls can be seen writhing-

●New Sensation: Heartwarming Depravity

With a cozy touch, yet the content is anal expansion fetish play!

●Enjoy the process of inserting and expanding with various foreign objects

At any point during gameplay, you can check and voyeuristically imagine the state of the anus during foreign object insertion expansion