The Niflheim+: Till Death Again Do Us Part?

"What if you suddenly wake up in the world you have never known? What are you going to do? “…Hello, Princess.” STORY: Welcome to the world of Niflheim, the darkest and coldest kingdom for the dead, ruled by the King Jean! This is the story of the Princess, who has awaken from a millennium of sleep by three men (Orlando, J.J. and Philippe), and tries to find her true love, being demanded by King Jean to be his Queen. Who would he be her everlasting partner? Could the King be the one she can trust and promise, “till death again do us part?” Or, maybe the other? Let’s find out!" (Description from Googleplay store page)