Miles pursues modeling work abroad; Lou attempts to win Raviva back; and Sophia seeks her parents' approval.

While playing Oktoberfest, Mother of the Bride is approached by a fan, rock star Declan Horn (guest star James Marsters). Declan wants to hang out with them, but in a lesson of "never meet your idol", the band has to contain Declan after he lets his inner-rock animal out at their next event: a Sweet 16 party.

Chaos and confusion rule in the party rooms of the New Democrats. Chaos also rules at home as Gustav is sick, and Birgitte and the children move into a new, cheaper apartment. Birgitte has a problem with one of her hands.

H Division and the independent City of London have to work together after the panic surrounding a sudden cholera outbreak leads them to the conclusion that a contamination is afoot in both boroughs. Inspector Sydney Ressler works with Reid's team as they look around Whitechapel for clues and connections.

The store has now been open for a few months and the displays are still as seductive as on opening day, and the staff are poised for action. The only thing the store is missing though is customers. Harry is confident though on the outside but privately he is worried. He goes to the country with Frank, where they wait in a field and then a flying machine emerges from the clouds and flies overheard. Harry manages to secures it for a grand exhibition in store.