After being beheaded by Quinlan, the Master's taken another form, Zach Goodweather. Ephraim refusing to give up hope, and believing that he can cure his son, goes in search of the descendant of the one whom the Occido Lumen speaks of, whose blood can cure the strigoi infection. Thinking that the Master had been ended, along with the order, Quinlan's purpose had been satisfied. He was ready to retire to a life of seclusion, with the woman whom he fell in love with. After the attack at the ball, where many of the world's notable people were in attendance, Quinlan has lost track of Cori, and now has to continue on with his life purpose, of finding and ending the Master. Happiness will have to wait. Cori's on the lam with River, they've run into a silver sword wielding old man, who's uncovered a new way to fight the strigoi. Fighting for their lives and humanity, will River make the ultimate sacrifice as he's being coerced to do, to save her and those that he loves.