Beyond the natural world lies a breed of abnormal beings... “H.A.”, or “Humanized Animals”. They are a hybrid of human and animal, "designed" at the genetic level.
Possessing astonishing physical capabilities, these H.A. are deployed into scenes of intrigue by certain ambitious individuals, seeking to showcase their true value.

For what purpose did humans design these beings? Behind it all lies a grand plan connected to the future of humanity!