Complex sentence: On the wedding night she and her husband have their first meeting and he must meet her as a virgin but if he doesn't she and her parents are given disgraced and may be banished from the village where they live.
Split into simpler sentences: On the wedding night she and her husband have their first meeting and he is ordinarily expected to find her to be a virgin. If he doesn't, she and her parents are seen to be disgraced and may be banished from the village where they live.