I really don't want to be a disaster

This is a game of gods.This is a sunken world.It's a never-ending voyage.
A group of races who call themselves "humans" seek that faint ray of hope in a desperate gamble.
"I want to give back to you the hardships we have suffered."
A man with a warm smile stands on top of the world, waving a flag, facing the bright galaxy, and pointing his finger away.
"BOOM!"...