A brilliant toy company roboticist uses artificial intelligence to develop M3GAN, a life-like doll programmed to emotionally bond with her newly orphaned niece. But when the doll's programming works too well, she becomes overprotective of her new friend with terrifying results.

Madison is paralyzed by shocking visions of grisly murders, and her torment worsens as she discovers that these waking dreams are in fact terrifying realities with a mysterious tie to her past.

The series follows the voyages of the Starfleet starship USS Enterprise (NCC-1701), captained by Christopher Pike, during its second five-year mission (2259-2264), which precedes Captain James T. Kirk's five-year mission narrated in the television series Star Trek. The series picks up on stardate 1738.12 (2259), a couple of years after the events that occurred in the second season of the television series Star Trek: Discovery, when Pike temporarily captained the USS Discovery.

On Halloween night at a horror theme park, a costumed killer begins slaying innocent patrons who believe that it's all part of the festivities.

The second season picks up with the group still scattered and desperate to be reunited. As members of The 100 and new arrivals from the Ark stake out their place in a dangerous and beautiful new world, they are confronted with the physical peril and moral dilemmas that come with reforging a society.

After the underlying tech for M3GAN is stolen and misused by a powerful defense contractor to create a military-grade weapon known as Amelia, M3GAN's creator Gemma realizes that the only option is to resurrect M3GAN and give her a few upgrades, making her faster, stronger, and more lethal.

After a disturbing incident, a young couple move into a seemingly perfect home built in the 18th century. However, the building's proximity to the site of the Lost Colony's disappearance and with horrific events happening at the house the couple start to sense something dark underneath the façade.