《随性所欲 第三季》讲述的是在经历灾难性的约会和父母的意外婚礼之后，Alex、Valerie和Laura决心离开这个家重建自己的生活。但那谈何容易？尽管有新朋友、新生意伙伴、新男友和新女友，但那只能起到短暂的「分心」作用，这个功能紊乱的家庭仍然像吸铁石一样牢牢吸引着他们。

Prehistoric sand-dwelling sharks are unleashed on the island of White Sands when an underwater earthquake cracks open a crater deep beneath the ocean surface. The most menacing beats to ever rule the waters now rule the sand; with their monster appetities they mercillessly feast on anything that crosses their path  Mark Atkins directs this sci-fi 'creature feature' horror. When an underwater earthquake opens up a deep crater on the ocean floor, a prehistoric breed of lethal sand-dwelling sharks is unleashed upon the unsuspecting residents of White Sands Island.