Explosive, hi-tech, edge-of-your-seat action as Iria, a young bounty hunter, stalks Zeiram, a dangerous alien monster, in the shadow of a corporate cover-up. Iria accompanies her brother and his boss on a mission to rescue a VIP and a mysterious cargo. Things turn deadly when it is discovered that the cargo is Zeiram. A mysterious corporation attempted to import the monster for use as a new bio-weapon - and now it's on the loose. Only Iria, and her streetwise sidekick Kei, can halt the monster's rampage. She has a dangerous plan to discover Zeiram's Achilles' Heel - but will she be able to escape the corporation's trap?