House of Hidden Wonders (the)

The House of Hidden Wonders by Sharon Gosling
 
Deep beneath the cobbled streets of Victorian Edinburgh, Zinnie and her sisters live hidden from sight — until rumours of a ghost bring danger to their underground world. 👻
When a young Arthur Conan Doyle appears, eager to uncover the mystery, Zinnie finds herself drawn into a daring adventure involving dark secrets, shady showmen, and the mysterious House of Wonders. To protect her sisters, she must uncover the truth before it’s too late.
 
A captivating mix of mystery, history, and heart, this story is perfect for fans of Robin Stevens, Katherine Woodfine, and Jennifer Bell.