Verb conjugation of "extrañar" in Spanish

In the beginning it looked brutal but it worked. He brought my wallet back to me and asked me to count the bills in it. I was stunned and could not believe what just happened. He repeated his order.
I was a little confused because I recognized the voice and I had booked at Luisa's guest house. She explained me that she was sharing the phone with her neighbor and her neighbor was not honest.
In order to get to this hidden lake one would have to row beneath a cave. On the other side of the cave the five of us were alone. The lake was surrounded by limestone mountains covered with tropical trees.