Ethereal Gambit: Tactical Kingdom Building

Ethan Grange, a skilled chess player, finds himself drawn into a mystical world after a supernatural challenge of wits.
Armed with nothing but tactics and modern knowledge, he must lift a struggling territory out of ruin and build himself up.

The chessboard of destiny is a fickle thing, ever-changing and unpredictable.
Faced with fate, can Ethan promote from pawn to king, or will he be checkmated first?