Luke Benson is a troubled young man obsessed with the history of Imperial Japan's Epidemic Prevention and Water Purification Department, later known as "Unit 731," a covert biological and chemical warfare research and development department that undertook lethal human experimentation. But is it a veil to mask his more sinister passions? Reggie and Luke's sole-surviving family members are about to find out. When bad memories surface and deeds long forgotten come to light, Luke's obsession will shake their family to its core. The family's only hope is to face the evil within themselves...only then might the good that men do shine from the darkness.