Complex sentence: Both "G" and "Alexis" keep their life a secret away from each other, and they fall in love but this all comes to climatic finish, with a twist at the end of the movie that is totally unpredictable.
Split into simpler sentences: Both "G" and "Alexis" keep their life a secret away from each other, and they fall in love but this all comes to climatic finish. At the end of the movie, with a twist that is totally unpredictable.