It was tiring to walk on the winding mountain road for more than five miles, not to mention carrying a person on the back. Halfway through, Sol asked, "Nate, are you tired? Put me down and have a rest."
"I could run fifteen miles with a load of fifty kilograms. It is not a problem. Besides, you are only eighty pounds."
Sol was a little surprised, "Have you ever been a special forces soldier? Ordinary people can't have such kind of physical strength."
"I've spent more than a year in the special forces brigade." Said Nate.
"Your grandfather is okay with you going to the army to endure all that?" Said Sol.
"There are many people who want me dead. My grandpa secretly sent me to the army to make me stronger and more capable of protecting myself." Said Nate.
"Oh. Nate, I can't imagine
