Relates how the lives of four children living in different parts of the country intersect and are affected by the events of September 11, 2001.

On the morning of September 11, 2001, sixteen-year-old Kyle Donohue watches the first twin tower come down, then while fleeing home to safety, he finds a girl covered in ash who has no memory.

When Corey learns that he has the ability to save lives while time traveling, he is determined to go back in time to save his grandmother who died on September 11, 2001.

Twelve-year-old Abbey's world is turned upside-down by both personal and national events of September 11, 2001, as well as their aftermath, but finds greater strength through art, friendship, and family.

Ranger the time-travelling Golden retriever was trained for search-and-rescue and even though he did not pass the tests he has used his training on his many trips to help people caught up in disasters; now he has arrived at the World Trade Center on the morning of September 11, 2001 just as the first plane hits, and he must rescue fifth-graders Risha and Max who are trapped in the wreckage, guide them to safety, and hopefully reunite them with Risha's...