The Night Angels are a group of five denizens who are deadly assassins and have been sent to protect Sera, the Keeper of the Key. They are ancient beings with horrific histories. Each one is over 500 years old.
Professor Strejan comes from the Carpathian Mountains in Romania.
Peter Hergovich is from Slovenia.
Marek is from Ethiopia.
Marianne is from Ireland.
Blanca is from Spain.