Changing the timeline at least the past one from World War 2 ,to the Edwardian era, in 2007 they aren’t visiting but living there they just moved inherited the house from a great uncle . Yasmin Paige’s character is named Vanessa,and she lives with her Mom, Dad and sixteen year old sister Valerie,her parents are professors at Cambridge.
In 1905 Tommy Knight’s character is Joshua and he lives with his Aunt and twin cousins Annabelle and Alexander who are thirteen years old and bullies and snobs ,his Aunt is terrible too ,his mother had him out of wedlock was an actress and died of consumption (tuberculosis) .