Toby Levins

With an astronaut trapped in space, Alec is tapped to evaluate whether the pair of astronauts assigned to rescue them -- a married couple -- can safely complete the mission. An accident during a training exercise puts the mission at risk.

At a fundraiser for her arts center, Cassandra reunites with a childhood friend who later discovers that her husband has gone missing and that a crime scene has unfolded in her home. Cassandra shares clues with Alberg as he investigates the mysterious disappearance, unveiling secrets and the truth behind a marriage.

When Cassandra is placed in a life-threatening situation, Alberg and the Gibson Police Department work tirelessly to find the culprit responsible.

Emma, Henry and Mr. Gold search for Gold's son in New York; Hook, Cora and Regina look for one of Rumplestiltskin's most precious possessions.

After discovering the truth behind Wayward Pines, Ethan finds a bomb planted in his car, which makes him question people whom he thought he could trust. Meanwhile, Kate and Harold have a fertility consult meeting with Nurse Pam and Ben and Amy’s relationship heats up.