You find yourself in the ocean with nothing but a bottle, a book, and your wits.  you decide to open the bottle, as you inhale you find yourself able to breathe underwater, you open the book and aas you do you find that it seems like it will provide items that will be of much use to you.  as you move around you find yourself weak and needing to fight monsters to strengthen yourself but the monsters seem to be strong, can you survive and beat the biggest monster of them all?