Jonathan Warren’s Reviews > The Rising of the Shield Hero, Volume 3: The Manga Companion > Status Update

During the wave they where done and a new person appeared to fight to end the wave and they fought and found out later they where heroes from another world.

The Shield Hero has survived another wave waiting for the next and learns that waves happen all over the world and not just in his country and learns that Japan has horded all the 4 heroes to them selves and there not split up.