Martina's past and her depressions have come back to haunt her, even though she should be content to see her time-traveling daughter, Celestia, married to Laken Meta, a Time Portal Guardian. Instead she flees to The System, putting herself and all her family in jeopardy.Will they be able to get Martina back, despite the dangers they all face? Will Dain and his younger brother, Evin, two teens from present day Earth, be able to help-with their special GAP-crossing abilities?"M.F. Erler is an intriguing story-teller. The Peaks at the Edge of the World was hard to put down. I had many sleepless nights because I couldn't wait to find out what happened next!