The House with a Hundred Clocks

Helena knew that leaving London was not the best idea. But she had no idea what kind of trial awaited her family. The girl's father took a job as the clock keeper at Mr. Wescott's house and signed a dreadful contract: if even one clock stops, their family will lose all their possessions! Who knew there were more than a hundred clocks in the house?! Helena doesn't understand why Mr. Wescott is so afraid that his clocks will lose their ticking? Moreover, she finds strange drawings all over the house. And she feels like someone is watching her...