Young socialite Iris Carr befriends an older woman while traveling solo by train. When Iris wakes from a nap, the woman is gone and other passengers claim she never existed.
Production companies：
Pioneer Pictures
·
BBC
·
Masterpiece
·
Overview：Young socialite Iris Carr befriends an older woman while traveling solo by train. When Iris wakes from a nap, the woman is gone and other passengers claim she never existed.
