The BAU profiles a serial killer who takes families hostage and lives with them as a father figure during what is supposed to be their family vacations.
Starfleet Lt. Barclay's hologram convinces Janeway to pursue a dangerous, untested plan to bring Voyager home.
Kate struggles when she takes over the PTA and ends up being faced with blackmail; a boy's parents forbid him from going to a school dance with Hillary.
The murder of a high school student stirs memories of a similar slaying that took place twenty years prior in the small town of Lakewood.