In a Nutshell what we make is a clicker game, it will be incorporated with evolutions and buildings facilities you need to advance the stories. In the further development we will add some system like Status, Battle, Alchemy, Romance, etc.
Extended:
The World
This world is still a newborn so there is no fixed map or what Siluman to be discovered.
It will be up to you which Siluman will be take residence here.
Story
You are a Demon King that lives in a ruin in a part of the world, you don't know anything and have just been born in this world.
But you still have your basic instinct remaining, that is to Conquer The World.
With some of the facilities in the ruin, you will raise Siluman as your loyal servant.
They will kidnap people, raise their number and expand your territory.
Evolution
In this game you will not start with strong monster like most games, there is no rarity defined still.
It's up to you how to raise your girl.