The Lucy Wilson Mysteries: Stop the Clock!

Lucy and Hobo are excited to be in London for the half-term holiday, until Lucy''s dad gives them strict instructions to stay inside and out of trouble. But it''s not Lucy''s fault that her time ring has other plans! Finding themselves in World War II Westminster, but why is there an army of clockwork people? And can Lucy and Hobo stop the clock in time to save the future?