A freak hurricane hits Los Angeles, causing man-eating sharks to be scooped up in tornadoes and flooding the city with shark-infested seawater. Surfer and bar-owner Fin sets out with his friends Baz and Nova to rescue his estranged wife April and teenage daughter Claudia.

Carrie and Justin Palmer are the perfect couple to everyone around them. Or so it seems. They recently celebrated ten years of marriage and are talking about starting a family. After a wine filled evening, Carrie's girlfriends press her to share who her "hall pass" would be. Carrie admits that she has had a crush on famed rocker, Dante Jones, since she was in college but would never betray Justin if given the opportunity. After a business trip to Vegas and a chance meeting with Dante himself after his concert, her obsession suddenly becomes his. Carrie does everything in her power to keep her secret away from her friends and more importantly, Justin, but Dante's stalking and relentless infatuation becomes all-consuming and far too dangerous to hide.

Decorated army veteran Jason Hill is on a routine visit to the local VA hospital when organized terrorists infiltrate the building and take hostages, including a decorated general, and Hill’s wife. The highly trained veteran is outnumbered and the last line of defense, taking on a building full of armed insurgents before it’s too late.

Daniel, a brilliant lawyer who is about to become one of the state's youngest judges, is driving with his fiancé Jenny when they hit another car. She wakes up to learn the other driver is dead and she's being charged with manslaughter. Before help arrived on the scene, Daniel shifted Jenny to the driver's seat to hide his culpability. Desperate to get her life back, Jenny sets out to convince the vengeful dead driver's wife that she's innocent--only to realize that Daniel is determined to keep the truth secret.

When another Mega Shark returns from the depths of the sea, world militaries go on high alert. Ocean traffic grinds to a standstill as everyone lives in fear of the insatiable beast. Out of options, the US government unleashes the top secret Mecha Shark project -- a mechanical shark built to have the same exact characteristics as Mega. A pair of scientists pilot the mechanical creature as they fight Mega in a pitched battle to save the planet. But when faulty mechanics cause the Mecha to go after humans, the scientists must somehow guide Mega to Mecha in hopes that the two titans will kill each other - or risk untold worldwide destruction.