What will she see much in the future?
She awakes from long sleep, and aims at the ground.
High difficulty UW action game.

This software assumed "Dojin game of 300 yen developed in 1990" and developed.
Nostalgic game screen.
At that time, the color was limited.
画面
画面
Has the developer really adjusted the balance?
画面
画面

Dangerous trap, high difficulty map,
and unexpected situation wait for you.

UW action

Oxygen is limited in water. She cannot swim because of the fetter.
When she is drowned, it is GAME OVER!!
    WalkWalk
    CrawlCrawl

    SinkSink
    DrownDrown...
Power up

Power up!

Marie is power up by using the medicine, and putting on the suit!

Nonsense and this game develop concept.