Walden Darling is an experimenter and facility manager of the Rainbow Factory. A factory that uses alive puppets and people to kill and make colors.. due a turn on events on one of his most recent and hardest projects. resurrect his deceased daughter Ophelia, with the help of his best engineer and ex-wife Julie. Who later terminated the project on their own, giving up on the soul of Ophelia. which caused Walden to go completely psychotic, murdering everyone on his path without mercy or care.