Stella Diaz loves marine animals, especially her betta fish, Pancho. But Stella Diaz is not a betta fish. Betta fish like to be alone, while Stella loves spending time with her mom and brother and her best friend Jenny. Trouble is, Jenny is in another class this year, and Stella feels very lonely. When a new boy arrives in Stella's class, she really wants to be his friend, but sometimes Stella accidentally speaks Spanish instead of English and pronounces...

When millions of fish start dying off the coast of Hawaii and something is destroying hundreds of ships, the government enlists the Flock--a band of genetically modified children who can fly--to help get to the bottom of the disaster before it is too late.