Untitled Part 1

Elsa and Jack meet on a train, at first they don't seem to get their friendship going but when Elsa goes missing Jack is the one who's worried. Even off the train they are destined to be there for each other when they meet up with Hans who is Elsa's brother in law and Jack's closest friend.
What will happen when Jack and Elsa live in the same house, you have to read to find out