Gunvolt Chronicles: Luminous Avenger iX 2

Story

Thanks to the efforts of Copen, the "Luminous Avenger iX," the world is finally at peace. It was during these peaceful times that Copen threw himself into his research. Some time after his battles ended, Copen found himself in possession of a mysterious, rifle-shaped piece of tech called a "Blaster Rifle." Copen immediately began work on repairing and studying the device. While Copen was deep in the midst of his work, a wormhole suddenly appeared before him and drew him in. The next thing he knew, Copen found himself in an unfamiliar place - a desert world where only mechanical beings known as "Workers" lived. Copen, along with Lola and Kohaku who were sent there along with him, must search for a way home. They have the help of a Worker girl, Null, who leads them to a giant tower known as the "Grave Pillar" where the world's secrets are said to lie. This is where their story begins...