A job offer from the high bishop? Looks like your fame is becoming far reaching. You meet with revered figure and discover that he has a task right up your alley. A group of missionaries on an island retreat have not been heard from in a year. He asks that you and your associates go check on them.
This scenario was designed for a group of 4-6 PCs of mid level group. While it was set for 1st/2nd edition rules, it is easily altered to fit most rulesets campaigns.