Mark Thompson

A series of rolling blackouts in the city of Los Angeles lures a serial killer out of hiding, giving him renewed opportunities to continue his killing spree.

Reba is so freaked out about spending Valentine's Day with Brian that she pretends to be sick to get out of the date, but her plan backfires when he shows up with chicken soup and tells her he loves her. Meanwhile, in a battle of male egos, Brock and Van compete to see who can be the most romantic with their wives.

Following the jetliner crash just outside of Grandview, Melinda tries to get the confused ghost passengers to crossover, but she encounters an evil spirit who is working against her to keep the ghosts earthbound for "work" he has to do.

President Palmer must make a life-threatening decision regarding Jack. Meanwhile, Kim learns of her father's drug addiction; and Ryan Chappelle takes command of CTU.

In order to stop the release of the deadly virus, Jack starts a riot to break Ramon Salazar out of prison. Meanwhile, CTU is closer to finding Kyle Singer; and President Palmer and Senator Keeler begin their debate.