The first Embed depends mainly on the demon's Incarnation. Most of the time, it acts as a catalyst, his reason for Falling, or is tied in some way to his Agenda. A Guardian Inquisitor who wants to entice people to protect themselves, perhaps by causing adversity, might have Bystander Effect as her First Key. A Messenger Tempter who believes in Sartre’s adage that Hell is other people might have Everybody Knows or Tower of Babel. This Embed acts as a Key for further understanding of the Descent.