The International terror organization Deepblack has deprived all nations of controlling the seas.
So the UN(United nations)'s instituted the Special Service Organization 'HARPOON' to take back control of the seas.
The player is to be a captain of the Cordelia that belongs to HARPOON, and their mission is to destroy Deepblack.

how to control:
Ipod slant to the right or left. The speed of the submarine changes by the angle of the slant.

shooting:
Touch the screen.

special features :
This game has 5 missions and 25 stages are ready to be played.
You can see different maps and the boss characteristics on each map.

Various composed ITEMS:
Double shooting ITEM (Two torpedo launch.)
Three huge torpedo launch
The nuclear torpedo(All submarines of the enemy will be sunk) once]
Submarine Repair

You can play it easily through slanting and touching the ipod.
The addition of more missions is planned through free upgrading in the future.
New enemy submarines and various other new items will be added as part of free upgrading.