Jessie Fraser

Our Astrid gets an unexpected visit from her Alternate, while Peter and Olivia track a killer using a toxin that has yet to be invented. Both universes collide in a case that pushes the boundaries of what is possible.

Karen struggles with her feelings as she, Vivian and Alec navigate their relationship; Marc makes a bad judgment call that upsets April, pushing her closer to Blair; Harry and Joss cope in different ways; Calista seeks revenge on Luca.

A breakthrough about Drill is made; Claire talks to a group of kids who have been contacted by Drill; Wes makes a frightening discovery.

As Rome and Regina continue with the adoption process, they are thrown into helping Delilah with a troubled Sophie. Gary confronts Eric about his past, and Eddie pursues a new career in music.

Wes persuades the president to allow him to place all the children in a protected zone, in hope of weakening Drill; the team mourns a loss.

The team tries to prevent the hybrids from breaching the barrier wall by shutting down the last beacon drawing them in.