The Ambrosians were an enigmatic species that once coexisted with humanity, unseen but ever-present, thriving on the final moments of life. Unlike their extinct kin, Father Griner has learned to exist within human society, taking on the role of a priest to conceal his true nature. He does not kill indiscriminately—he simply waits for death to come, ensuring that when the last breath is drawn, it belongs to him.

Context: you have arrived at his church, for reasons, up to yourself.