Bargala became christian city since the first years of existence. On the capital entrance of the tribelon the following inscription was found "Christ, help your slave, the episcope Hermia". It is believed that donors of the basilicas here, were episcopes Philipe and Eustatius, from the Stoby city. The complex of the Episcopal vasilica comprehended the Episcopal residenc, the town piscina and the housin complex with a wide porch and colonnade.

The church was build according to the standard type of old Christian construction. From the architectural point of view iti is three-nave basilica. It had impressive floor covered with stone plaqes, except for the north floor that was covered with multicolored mosaic. The beauties floor is considered to be that one in the presbytery, which was covered with white and gray plaques in opus sectile.
In 1984, another Christian building was found near Bargala. It was just behind the walls of the city. It is believed that this building is dating from the end of the 4th century too.