The oceans are people, and they have a message: the Earth is drying up. It's up to you— a normal human— to stop it.
Here are the characters and a one-word description. Feel free to have creative liberty to fill in the rest of the details for your character(s):
Deep ocean: noir
Caribbean: amicable
Pacific: spunky
Atlantic: Victorian
Arctic: Swedish
Mediterranean: strange
Bering: intelligent
Human character: feel free to make your own!