"I was not always like this," he began, attempting to answer her question. "I was banished by my people, given human form and placed on this earth to continue my work on foot. I have always collected lost souls, guiding them from one place to the next, but in this form I have certain... needs. I'm hungry. I need work."
He gave her a sympathetic smile, completely oblivious to the human emotion.
"I accepted the request to end your life," he said. "I did not see anything wrong with the request so I humbly accepted. It was my word, and my word is an oath. The only way to reverse the oath would be for me to kill the one that hired me."
Sighing, he raised his whip, ready to attack.