American Chillers #17: South Carolina Sea Creatures

When twelve-year-old Chad Prescott and his ten-year-old sister, Michelle, go on a summer vacation to an island off the coast of South Carolina, they expect a relaxing getaway. Instead, they stumble upon something truly terrifying. After a series of strange events, they discover that gigantic, vicious, and mysterious creatures are lurking beneath the waves—and these beasts are not just staying in the ocean. The siblings, along with their new friends Rachel and Derek, find themselves in a desperate fight for survival as these monsters begin to make their way onto land.