A killer for hire, Katarzyna Demetrious has grown weary of her violent and solitary life. Contemplating retirement, she has gone into hiding in her remote bunker home as a blizzard rages outside. But her seclusion is shattered by the appearance of a mysterious stranger, and, with a price tag on her head, Kat is thrust into the most perilous situation she has ever faced. Can she outwit the assassins on her trail? And could the woman she rescues…and is unexpectedly attracted to…be the deadliest of them all?