Complex sentence: The turmoil stemming from the illicit alliance compels her to jeopardize both her future and that of her son and Miriam, their country friend who is embarrassed about her humble beginnings, misrepresents herself through lies and fantasy.
Split into simpler sentences: The turmoil stemming from the illicit alliance compels her to jeopardize both her future and that of her son. And Miriam, their country friend who is embarrassed about her humble beginnings, misrepresents herself through lies and fantasy.