GamePlay
Enjoy a sensual story while completing tricky puzzles!Connect the numbers sequentially, using all of the squares on the board
After completing a puzzle, you will unlock a sexy new image and the next part of the story!
Can you complete every puzzle and meet all of the girls?!
Story Background
This private school, founded in 1987, has sparked widespread discussion in the Japanese education community for its unique "youth continuation education model" and is known as the "high school for adults" or the "cradle of the second adolescence."And in this school, unknown bullying is happening...
Characters
Akagi Misaki:
As the absolute core of a group of bad girls, she squanders her youth, regards rules as mere decorations, and her extreme thinking of living in the present drives her to the edge of every excitement and danger.Suzuki Ayaka:
The daughter of a wealthy family, she appears elegant and decent but hides a calculating heart. She regards all interpersonal relationships as a chessboard, and she herself is the chess player who controls everything.Yano Shizuka:
The shy girl with black hair covering her eyes is like a faded flower when she is separated from the sister group, but when she is surrounded by her best friends, she blooms with incredible courage and vitality, as if she has a contradictory dual personality.Features
- 20 sexy and erotic images of beautiful girls.
- A fantastical erotic story with girls who have unique personalities.
- You can skip the puzzles if you just want to enjoy the story. (Press Enter during a puzzle).
- CG Gallery mode. (Click the left and right buttons next to the CG after completing a puzzle).
![[Chilla's Art] Inunaki Tunnel | 犬鳴トンネル](https://img.xd.deals/capsules_thumbs/31/7f/317f9a968b677cde3333c5d98d995d7c936ea0a3_280x160.jpg)
