The main attraction of this church is the splendor and uniqueness of its frescoes, dating from the 14th to the 16th century, which testify to the origins of Mongiovino itself. Perched atop the hill that houses the ancient fortified village, this church represents the original spiritual soul of the castle, with a structure that blends harmoniously with the surrounding medieval walls.

The exterior, constructed of local limestone, features the sober and austere lines typical of border parish churches. Inside, the atmosphere is intimate and secluded, characterized by a nave containing traces of frescoes and furnishings that speak to centuries of local devotion.