When Melanie Jones returns with her associates from several overseas espionage missions she witnesses the death of her partner and lover in a terrorist attack and vows vengeance; not only that she is confronted by the death of her only relative, her uncle. After she attends her uncles funeral she discovers he has made a will out to her. Amongst other strange devices she realises she is in possession of a time travel device. After a trial and error escapade she succeeds in changing the past and reunites with her lover, Jack.
After realizing the potential of the time-travel device they put it to good use and after a series of adventures decide to abscond to the future.