"Lagging in Time" is a science fiction novel by the famous American writer Hugo Hertz. The book tells the story of a group of scientists who accidentally discover a way to travel through time. The main character, physicist David Anders, decides to use this technology to change the past and save his family from tragedy. However, each of their steps into the past leads to unexpected consequences. The author not only enthusiastically reveals the topic of time loops and paradoxes, but also manages to adhere to a visual style of writing that captivates the reader from the first pages. "Lagging behind in time" is an exciting journey into the world of science and fantasy, where the main character is forced to do the impossible to save those he loves.