Stardate: 47423.9 – Worf’s adoptive brother violates the Prime Directive to save an alien society whose planet is dying.
Scully and Doggett must race against the clock to investigate and fight off a contagion lurking in the subway tunnels of Boston.
With the team’s help, Vance faces his demons while uncovering a complex relationship with a killer that puts his whole family in danger.
Brennan and Booth travel to Mexico to investigate human remains with extraterrestrial attributes; Angela and intern Wendell come clean about their relationship.