Kyoro was originally transported to another world, and when he returns, he learned that the other world that he transported in, visit his world.

But it's not hidden, the whole world knows about it and currently raising their own Heroes and adopting with the new world they have.

But all of them don't matter since this is a light hearted story about a Lolicon and his not so loli harem.

This is story is more focused on character relationships than action and battles.