After the decimation of the Yayohara clan, the fallen leader seeks vengeance until a life threatening injury takes away his ability to properly pick a sword. He was filled with hopelessness and rage until he discovers a young boy who possesses the ability to create seismic shockwaves. He adopts the boy as his own forming him into the ultimate vector of vengeance. Eventually the boy leaves to explore the world and complete his mission...until he discovers the world is not what it seems...