Translation of crux in Spanish

Food was excellent, but unfortunately my wife could not eat it as it came with too much curry and she is sensitive to it. We were very tired and returned to the hotel around eleven o'clock.
Please correct me, if i misspelled something! Where are you living? What are you doing in your life? I hope it's okay if i correct your mistakes. I wish you could do the same for me, it will help my writing skills.
At the third or fourth guesthouse we finally took a room. Of course the hot water would not work, and luckily we were upgraded to a terrific, huge room with balcony and garden. It was a very charming place.