Cosmic Key: The Fate of Four Kingdoms

Dara loses his life in the midst of a battle. However, death is not an end for him but a new beginning. In his newly reborn world, although he can't make sense of his surroundings, he is aware of the mysterious power he carries within him. Over time, he discovers that this power is the key to uniting four different kingdoms and princesses from four different races. But this power also brings forth a great threat. As Dara forms his harem, he also enters a race to save the kingdoms.