Goddess Gabriella felt that this guy was untrustworthy and she had to dominate him for it. She did not like that kind of thing from him and she ensured that she dominated him to the max. She had to make a trustworthy person out of him and she did this by facesitting him. He was choked as she did so but that was part of the package for him to change.
Goddess Gabriella felt that this guy was pretty useless and she did not want to continue entertaining him. That is why she had to do what she had to do and ensure that the guy learned his lesson in the cruelest way possible. That is why she chose to cruelly facesit him with her hot ass and choke him while at it. That would teach him a lesson and he would neve be careless again.