It is 1349 in plague-ravaged Cologne. A young Jewish boy, Aaron Levey, overhears plans to rid the city of Jews in an attempt to halt the Black Death. Despite escaping under cover of darkness, his family are overpowered and Aaron flees alone into the unknown countryside. There unfolds an exciting yet horrific story of religious prejudice, purging, friendship and betrayal, while Aaron travels through foreign lands with his young ward, looking for peace and a place they can call home. He has the skills to establish a tailoring business wherever he ends up, but will he find love?