The last remaining princess of the Joseon Dynasty leaves her home for Japan, under Japanese colonial rule. Her childhood friend makes a vow to retrieve her and help her make her way back to Korea.
With the aid of a fellow Auschwitz survivor and a hand-written letter, an elderly man with dementia goes in search of the person he believes to be responsible for the death of his family in the death camp to kill him himself.
When an unseen enemy threatens mankind by taking over their bodies and erasing their memories, Melanie Stryder risks everything to protect the people she cares about.