Ultra: Monster Trainer

A sudden accident dragged an ordinary boy into a rift in time and space, sending him to this crisis-ridden alternate-dimensional universe. Here, ferocious and terrifying monsters ravage the land, and towering giants of light protect the peace of the world. The boy who unexpectedly awakens the ability to control monsters is not a descendant of the former king of the universe, nor is he the connector who inherits the bloodline of monsters. Holding this power that does not belong to humans, the boy stands side by side with the Giant of Light When in the depths of the universe, the cosmic beings entangled in resentment quietly revive, and the roar of monsters once again tears the sky apart, can the young man stick to his heart and find his own path of protection in the bond between the giant and his partners?