Tres Marias: Sannin no Sei Shojo Episode 1

A seasoned physician with a questionable history answers an urgent call to treat a strange affliction striking the young trainees at a remote island convent. Joined by his devoted nurse, he begins examining the affected novices whose symptoms resist easy explanation. The isolated surroundings test his focus as initial assessments reveal layers of complexity behind their shared condition. Lingering doubts remain over what has truly brought this outbreak upon the island community.