Wang Dong is a young man who has sworn to avenge his parents. He joins the Storm Squad, set on wiping out the Zhage, an insect species spread across the solar system. Through hard battles he awakens his powers as a Blade Warrior and improves both his armor and his skills. Alongside his team, he works to uncover what the insects are planning for Earth. The ONA is a science fiction action adventure about a war against overwhelming swarms.