Colin is an ordinary assembly-line worker on Earth. Every night before going to sleep, he uses neural mapping to enter a battlefield 35 light-years away on Beta Geminorum, where he fights as a conscript in a bionic body. During this time, he often hears his companions speak of a legendary warrior nicknamed "Death." But when he finally meets Death, he discovers that behind the hero is a boy who, despite suffering from a terminal illness, still refuses to give up on his dreams...