is a modernized version of the 1995 Sega Saturn classic, currently available DRM-free on GOG.com . It preserves the original's core 3D on-rails shooter gameplay while introducing significantly overhauled graphics and updated control schemes. Setting and Story

: Entrusted with the dying wish of the blue dragon's former rider, you must stop the Prototype Dragon (also known as the Dark Dragon) from reaching the ancient Tower and unleashing catastrophic power.

The game takes place on a desolate, post-apocalyptic planet where humanity struggles to survive amidst ancient, bio-engineered weapons.