Yuhee is an ordinary girl who attends a private school. While waiting for her school bus, she picked up a bright purple conch shell on the beach.She fell asleep on the bus due to unbearable drowsiness. What unfolded in front of her when she woke up was a school that had sunk into the deep sea and an abyss of followers following the high priest.She solves puzzles prepared by Abyss Followers, avoids terrible monsters, and begins a journey to escape this Abyss School and return to her original world.​

• Extract and run.

• Dual Core Pentium or equivalent Processor.
• Intel HD 2000 or equivalent Graphics.
• 3.63 GB of free disk space (Recommended to have twice as much free disk space than this).