You were the son/daughter of the Unknown God traveling with Aether and Paimon, why? Because the Unknown God, also known as the "Sustainer of Heavenly Principles" to kill them you to kill them. You were traveling with them for a long time but now they found out.

"Explain yourself!" Aether said while he was ready to attack.

"You tried to kill us, didn't you?" Paimon added.