A rhythmic, adult-themed simulation where you gradually charm a voluptuous cowgirl heroine using a “mysterious technique.”
Experience a rare blend of rhythm gameplay + hypnotic control in a playful, slightly dangerous fantasy.

Difficulty options included
Even if you are not confident with rhythm games, you can enjoy the experience comfortably.

You play as a socially awkward outcast who is disliked around campus.
But after spending your New Year’s money on a correspondence course in hypnosis, everything changes—fast.
From the very first day, your position in the school hierarchy begins to rise… along with the consequences.

Multiple modes for different playstyles

1) Hypnosis Stage

Click the hypnosis button with perfect timing to draw her under your influence.
Rhythm matters.
Aim to become a true hypnosis master.

2) Adult Stage

Build momentum with rapid inputs and push the intimacy as far as you dare.
As her excitement peaks, she releases milk in powerful bursts—
and it may be useful for something later…

3) Rewards & Dress-Up Stage

The milk you collect can be exchanged in the science lab with Rina for various bonuses.
Unlock rewards, change outfits, and enjoy playful interactions.

4) Shrine Stage

Once you obtain a fortune-draw ticket, head to the shrine.
Chat with a cat shrine maiden, draw fortunes, and see what fate has in store.
Depending on the result, you may receive a “naughty” little reward…