Secure within a desolate home as an unnatural threat terrorizes the world, a man has established a tenuous domestic order with his wife and son, but this will soon be put to test when a desperate young family arrives seeking refuge.
Follow Alex Honnold as he attempts to become the first person to ever free solo climb Yosemite's 3,000 foot high El Capitan wall. With no ropes or safety gear, this would arguably be the greatest feat in rock climbing history.
