In the mysterious underwater caves, rich treasures were buried. Ferocious sharks and sea monsters are lurking in the dark shadows. With complex mechanisms to defuse the dangers, brave explorers dive into the caves and break through layers of caves. Shining treasures lie deep in the cave, waiting for our wisdom and brave explorers to discover. In ‘Shark Shallow’, acting as expedition divers, players go through mysterious caves, operate powerful mechanisms to avoid ferocious sharks, and finally obtain mysterious treasures. There are different dangers in each cave, and every step you take may put you in danger. Use your wisdom and sharpness to head off dangers and win gold coins and gems. Beware! The sea monster may wake up and snatch your gold coins so spend them at the right time!