Coming to the Ultraman Universe, Xiao Yu, a serious monster lover, became the new owner of the dark ring. Since then, the ring has felt that its own nature has changed. Seeing the monster cards entering the card box one by one, the ring can't help but ask the owner I raised a protest, but I was always ruthlessly rejected. What about destroying the world, I'm just a monster collector, and I don't have such terrifying power.