A vocaloid song series turned into many stories.
"This very country shall be doomed by the “Dark Legacy “Sin””, but there is a way to prevent it!" Maria Moonlit says.
"And just what happens to be this solution?" asked the head of the Leviantan Senate.
"The reincarnation of the twin dragon gods, given birth to as humans, that is it." Maria says.
"We shall see what we can do" The senate responded.