Sienna likes rain, blankets, and witches (not those who cast a spell on you, but those whom men have unfairly burnt at the stake), but Halloween, stories of ghosts and the whole folklore that comes with it are not her cup of tea. Charlie does like scary legends, those that make History alive. Long story short, everything she hates.

As History students and rivals, they went to the same college in York before Sienna flew to the United States. Three years later, called in to take care of her sick dad, she comes back to her allegedly haunted hometown. She stumbles upon the annoying historian who has become a tour guide and keeps teasing her every time they meet, as he did when they were younger.

But not for long, as in 31 days she will finally go home to Boston. Yet in 31 days will also be Halloween: the night where everything is possible…