Martial Online. MO.

A single question has been on every fighter’s mind since the dawn of the world—which weapon is the mightiest?

The answer to that question came in an unexpected form.

Martial Online—a game that was going to revolutionize the world and its future generations was created. It was said to be so realistic that it was near impossible to tell the difference between it and reality.

Jesse Kraham, a youth from Nocklund, had been suffering from an incurable disease since he was a child. Because of the disease, he couldn't live a normal life, and he'd been living a lonely life.

However, the universe was on his side, and he received one stroke of luck that changed the course of his life and the world entirely.