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 words wrong, which makes her turn roja. Plus, she has to speak in front of her whole class for a big presentation at school! But she better get over her fears soon, because Stella Díaz has something to say!