Dan's newest mission requires him to deal with a man who claims he's a time traveler. While Livia finds herself on a separate mission too, just before her wedding to Henry. Meanwhile, Jack talks to Elliot Langley, and Katie thinks that Dan has been wounded again after she discovers blood in the house.
While Katie sets up for her big charity event, she is stunned to find that Dan has yet again disappeared. This time around, Dan travels back to the year 1995 in order to help a woman on a blind date, but when Livia arrives to assist Dan with his mission she seems more interested in Dan's relationship with Katie.