Astounding Stories #14

In the thick of a fog-choked night, a doctor is ferried from a remote island to the mainland by a boat captain, summoned to perform urgent surgery. What begins as a routine emergency takes a strange turn when the doctor arrives at the hospital—only to realize the patient is the very man who brought him there. Joe Cardwell and George Bethel find themselves caught in a mystery where the line between healer and helped blurs beneath the mist.