Immortality isn't all it's made out to be and Charles Acton, a young immortal discovers this the hard way. Betrothed to another immortal, per family tradition, Charles is set to marry to secure a pure immortal bloodline. However, Mr. Acton's heart has been set on another for years now; Thomas Pembroke. Being engaged to another is the least of Charles problems as Thomas himself is an aging mortal. Faced with a dilemma, Charles must pick between following family customs or following his ever-yearning heart, even if his heart will belong to a mortal.