Riddles in the Dark - Ep 9: Who Wants To Live Forever?

The ranger said to the sage, beyond that rise is the tribal lands of the Shi'Chud as you requested. "This is your last warning, they are dangerous I tell you".

"Oh i have no doubt" said the sage, "now heres your payment; immortality. This ancient text reads, 'Dine with the Shi'Chud, and live forever'."

The two men entered the camp and never returned home again. What happened to them?