When Count Dracula seems to be overstressed from running his hotel, his daughter, Mavis, and son-in-law, Johnny, surprise him with a family cruise vacation. Along with their friends, the family sets out for an ocean getaway, and the ship's beautiful captain, Ericka, soon catches Dracula's eye. Mavis becomes suspicious of the captain's motives when the two begin dating over the course of the cruise, but the truth about Ericka is even more shocking than Mavis realizes -- she's the daughter of legendary vampire hunter Van Helsing, and she's luring Dracula and his family into a deadly trap.
War veteran Will Sawyer (Johnson) is a security consultant and assessor for skyscrapers, and when his latest inspection takes him to Hong Kong to evaluate The Pearl, the world's tallest skyscraper, he brings his wife, Sarah (Campbell), and son, Henry (Cottrell), along. Although the building isn't yet open to the public, the family is given a luxurious suite to stay in, but when terrorists override the building's fire suppression systems and start a fire, Will finds himself separated from his family, who are trapped by the inferno.
Eighth-grade student Kayla (Fisher) posts videos on YouTube and social media about how to build self-confidence, but the videos get almost no views, and offline she's a loner who has trouble getting noticed and making friends. When a classmate invites her to a pool party, she forces herself to come out of her shell, but an awkward run-in with her crush sends her hurtling down a path that she's not ready to take.