Complex sentence: When Sylvie exclaims that no man would ever love her, Babe slaps her and she then pretends to be upset and holds her cheek in pain, leading to Babe hugging her, only for Sylvie to bite her neck as revenge for slapping her.
Split into simpler sentences: When Sylvie exclaims that no man would ever love her, Babe slaps her. Sylvie then pretends to be upset and holds her cheek in pain, leading to Babe hugging her, only for Sylvie to bite her neck as revenge for slapping her.