Complex sentence: After the one night stand, Cora is horrified when Daniel turns up at the café where she works and kisses Ellen in front of her; even more horrifying is the realization she has become pregnant once again, this time to her best-friend's husband.
Split into simpler sentences: After the one-night stand, Cora is horrified when Daniel turns up at the café where she works and kisses Ellen in front of her. Even more horrifying is the realization she has become pregnant once again, this time to her best-friend's husband.