#1 Play as Erika Hoshinara, an agent for AVST, a private police department that takes on risky secret operations against bioterrorism. You've been called to investigate multiple gunshots coming from a corporation in Megapolis. Explore EVA Corps and unravel the mysterious plot, fight through hordes of mutated creatures, but use your ammo and medkits wisely or you won't be able to close the case.