On a serene night in 1953, Sally Mason, a dedicated wife and mother of two, drives a twisting road on her way home from night school. Suddenly, a mysterious bluish-white light descends over the road. Terrified, Sally slams on the brakes. After a flash of bright light nearly blinds her, she passes out, awakening to the persistent knock of a police officer on her car window. When she sees the officer and remembers her frightening experience, she screams and faints, and is rushed to the hospital.

Rita Randall, a celebrated film noir actress in 1948, leaves LA after a fatal confrontation. Clint West is a best-selling author in 2019, struggling to move on after the death of his wife. Rita and Clint travel to Long Island, New York and occupy the same beach house - 71 years apart. When Rita appears in the background of Clint’s recent cell phone photos, he’s mystified. When Clint appears in Rita’s photos, she’s troubled and confused. Clint investigates and learns about secret time travel experiments that were conducted in the area during the 1940s.

Thirty-year-old Eve Sharland is browsing a Pennsylvania antique store when she discovers an old brass lantern tucked away on a shelf. She picks it up and sees something behind one of the sooty glass panes. To her surprise, she finds an unopened letter stuck inside. The letter is postmarked December 24, 1885, and it is addressed to Evelyn Sharland in New York City. Eve gasps and drops the letter. That's her name!

In 1968, Charlotte Vance was one of the few women employed by the National Security Agency in Washington, D.C. She put in long hours and was working when a fire started in her home. Her daughters and husband were killed. For 50 years, she has felt responsible for their deaths. In 2018, when a former colleague from the NSA mentions a top secret government agency that is experimenting with time travel, she decides to apply.

Jackson Lee is a well-known adventure vlog influencer. He and a small support crew have been cashing in on the video craze with phenomenal, hair-raising exploits for years. Their latest undertaking is way beyond anything they've ever done. It's extremely dangerous and, worse, highly illegal. Never would Jackson have imagined those risks to be the least of his worries.