A king tasks a ghost-slayer and a woman cursed to hear ghosts with uncovering a sinister presence plaguing the crown prince’s palace, leading them into a dark realm.

An unfathomable incident introduces a genius engineer to dangerous secrets of the world — and to a woman from the future who’s come looking for him.

Shy Ji-hae’s friend is having problems expressing her feelings to the boy she loves, so she asks Ji-hae to write e-mails to him in her name. As the boy falls…