In a world torn by private military companies, Raiden, a cybernetic ninja, wages war against ruthless cyborg mercenaries. Armed with his high-frequency katana, he slices through enemies and giant mechs with lightning speed.

The battle isn’t just steel against steel — it’s a clash of ideals. Raiden must face corrupt warlords, deadly assassins, and his own humanity while fighting for justice in a future ruled by violence.

In the end, only his blade can carve the path to freedom.