The story follows , an ordinary student who finds a mysterious purple conch shell while waiting for her school bus. After falling into a deep sleep, she awakens to find her familiar school has been submerged into a dark, deep-sea abyss. As Yuhee explores this aquatic graveyard, she must:
To understand Abyss School , you must read the collectible "Sealed Notes" scattered throughout the levels. These diaries belong to students from the class of 1997—a generation before Yuna’s time. Abyss School
: The game emphasizes puzzle-solving and stealth . Players must navigate multiple floors (such as the 3rd and 4th floors of the school building) by finding keys—like the classroom, closet, or iron keys—and using tools like bolt cutters or fuses to bypass obstacles. The story follows , an ordinary student who
: Alternative costumes and certain rewards are only available after completing the game, which some found frustrating. Verdict These diaries belong to students from the class