Brian Cox (Golden Globe Winner for HBO's Succession) is Rory MacNeil, a rugged old Scotsman who reluctantly leaves his beloved isolated Hebridean island for San Francisco to seek medical treatment. Moving in with his estranged son, Rory's life will be unexpectedly transformed through a newly found love for his baby grandson.

Set in the 1930's in war-torn China and inspired by true events. George Hogg, a young Englishman, leads sixty orphaned boys on an extraordinary journey of almost a thousand miles across the snow-bound Liu Pan Shan mountains to safety on the edge of the Mongolian desert. During his journey, George learns to rely on the support of Chen, the leader of a Chinese partisan group who becomes his closest friend. He soon finds himself falling in love with...