Hafþór Júlíus Björnsson is an Icelandic professional strongman, actor, and former professional basketball player.
He plays Ser Gregor "The Mountain" Clegane in the HBO series Game of Thrones.
A young woman wakes up in the dungeon of a castle after being involved in a car accident. With the help of a White Shepherd, Hewie, she begins to explore the castle to escape and unravel the mysteries of it and its inhabitants.
