 Special agent Joanna Dark (Codename: Perfect Dark) is the top agent at the Carrington Institute (C.I). . When C.I. receives a distress call from Doctor Caroll, they trace it to the headquarters of the diabolical dataDyne Inc., and send in Agent Dark to save the doctor. As the plot thickens, dataDyne allies with a malicious alien race, and together, they plan to ruthlessly take over the planet. Now, the C.I. and another alien race, a more peaceful one, ally to stop dataDyne and their hostile extraterrestrial associates.