Synonyms Of Sensible

Daphne, a simple girl with a simple life, is used to being happy with her boyfriend. Until his true colors come out and starts abusing his helpless girlfriend. One day, Daphne decides to run away with him, but turned out to be an accident. She thought that moment was the end of her life until someone helped and watched her until she woke up. She said something to him that, at the time, neither of them realized would impact their lives. How would that word change the lives of the both of them? How are they going to deal with this kind of situation?