Spirits are at an all time low as our heroes" hopes of heading home are hit by a blast from the past! With the timestream punctured profusely by X-Guard excesses, Rain, Sean, and Stone require Dr. Da Vinci’s nous and knowhow when they learn they must go back to go forward! But who could be behind the unnatural genetic jigsaw of predator and prey? Will the past prevent a triumphant today? Only one way to find out, read on!