Tom Oakley experiences disturbing episodes of d j -vu and believes he is going mad. Then, he discovers that he's a "Walker" - someone who can transport himself to other times and places. Tom dreams about other "Walkers" in moments of mortal danger: Edward Dyson killed in a battle in 1879; Mary Brown who perished in the Great Fire of London; and Charlie Hawker, a sailor who drowned on a U-boat in 1943. Agreeing to travel back in time and rescue them,...