A Song of Ice and Fire: My System Is Acting Up

Western fantasy + multiple races + lord story + dual transmigration

The System is called Civilization’s Spark, yet it requires killing to collect souls.

He is a top physicist, yet he transmigrates as a half-blood prince of the human Kate Empire.

He is a prince, yet he is sent to a barren frontier called Florence.

How will he grow stronger, step by step, in Florence, surrounded by powerful enemies? The continent of the Bright Realm, home to the three great human empires and seven major races, is about to welcome a new king.

She is also a top physicist, and she follows her ex-boyfriend through transmigration.

They transmigrate together, but while he becomes a prince, she is just a girl sold off by her gambling-addict father.

She transmigrates too, but appears in the Dark Realm, the opposite of the Bright Realm. Here, the undead never die, and the demons are terrifying. How will she break free of her shell and rise, step by step?