Mientras su madre se encuentra en el hospital, Río es enviado a vivir a California con una abuela que apenas conoce, y se siente completamente solo. Por suerte, traba amistad con una chica, Marina, que le enseña todo sobre las enormes ballenas grises que migran cerca de allí. A medida que Río va conociendo a estos animales, el encuentro con una ballena lo cambia todo. Pero el animal ha desaparecido y Río deberá embarcarse en un viaje a través del océano para encontrarla y salvar, así, a su madre.
What if you could communicate with a whale? Rio has been sent to live with a grandmother he barely knows in California, while his mom is in a hospital back home. Alone and adrift, the only thing that makes him smile is joining his new friend Marina on her dad's whale watching trips. That is until an incredible encounter with White Beak, a gentle giant of the sea changes everything. But when White Beak goes missing, Rio must set out on a desperate quest to find his whale and somehow save his mom. Dive into this incredible story about the connection between a boy and a whale and the bond that sets them both free.