The guardian weakling

Royce was a psychopath. That, he was sure of. But he had a good life. Normal people thoughts didn''t apply to him, but he had learned to cherish what he had and fit in. Which is why he went with his friends after mana activated on Earth Earth was terraformed. Int the process, Those under the age of 25 had to venture to other worlds and take up lives there. They had to make an impact on these worlds and please their patron deities. Their merits would determine how far the planet would go in its evolutions. So Royce and his friends set forth... to battle as part of the Hero's party and to please the gods. Only Royce was not the hero like all young men dreamed. It was his friend, David. "Eh? Was there a mix-up? But he's so weak!"