Ossan dakedo Seijo desu
おっさんだけど聖女です
-Description
One day, a temple knight named Virant arrived from the capital at the remote village where the commoner Zef lived. Virant came in search of the long-lost Saintess, and Zef underwent an appraisal at his request. The result? Shockingly, the middle-aged Zef was identified as the "Saintess"...!? Source: MU