In a broken landscape carved by environmental collapse, Boston paramedic Cacia Ferry risks life and limb on the front lines of a fragile and dangerous city. What most don't know, including her sexy new partner, Eli Margolis, is that while Cacy works to save lives, she has another job ferrying the dead to the Afterlife. Once humans are 'Marked' by Fate, the powerful Ferrys are called to escort the vulnerable souls to either eternal bliss or unending fire and pain.