Set in the world of bugs where spiders are the cops, a detective boards a seaplane to San Francisco after finally capturing his arch nemesis, but a murder on his flight draws him into a plot that threatens both the human and bug worlds.

When a mysterious and dangerous whirlpool appears in the tropics of the Atlantic Ocean, astronauts Belka and Strelka are sent to investigate. With the help of their good friends, Belka and Strelka must once again act heroically and complete a daring mission to save the planet along with the distant home of their new alien friends.