Teenage twins suddenly find their lives upended when they stay with eccentric relatives in an ancient castle.

Thieves and bank managers; Sam struggles to spot the difference.

When Lili calls for some big ideas, Sam and Ben try to oblige.

A rat spooks Philipp and a spook rattles Sam.

Rival family members threaten to take over the castle.

Sophie inspires Ben to look at history through new eyes.

Sam is suddenly an internet singing sensation but Jack and Lucy aren't impressed.

Ben discovers that small towns can harbour big family feuds.

Sophie puts her trust in Ben's outdoor skills - and soon wishes she hadn't.

Lili's plans to impress a group of young aristocrats are thrown into turmoil by the arrival of the sheriff.

Marcus is confused about his feelings for Sam while Sam is just plain confused.

Ben confronts some unique aspects of German culture and Sophie confronts some unique aspects of Ben.

Making a simple song video turns into an extremely complicated Chinese puzzle.

Philipp's grand idea of hosting a Murder Mystery Night becomes a lot more than he bargained for.

A government order to restore an old tower gives Hermann the excuse he needs to take over the castle.

Sam's band gets a new name and Philipp and Lili get an unwanted surprise.

Lili's taste for fashion gets her locked up while Ben experiences the weekend from hell.

Jack's math results threaten to derail his music career while Ben has a dog day afternoon.

A trip to a dance party in the city sees Ben's world come crashing down around him.

All the castle's problems seem to be solved when rock star and golfing nut, Johnny Brave walks through the gates.

Sam gets an offer she can't refuse but does while Ben gets an offer he wants to refuse but can't.

Ben discovers that even in a castle with hundreds of rooms, it's not easy to hide two Swedish backpackers.

People go missing on both sides of the planet and Sam thinks it's all her fault.

Jack's new girlfriend threatens to break up the band and Sam and Lucy are at a loss what to do.

Ben's caught in a trap but when Marcus shows him a way out, he's not sure if he can take it.