The INTWINE Saga is a series of four young adult, science fiction novels written by American author, Christina Moss. The series, which is set in the known galaxy, takes place on Earth, outer space and on a fictitious planet called Artigun. The stories are told through the viewpoint of a young character named Juliet Greenmoss, and her friend, Seth Morrison.
What Juliet soon discovers, and a main premise in the universe of these stories, is the reality that Earth humans once live to well over 900 years old but somewhere in history that changed. Furthermore, on the planet of Artigun (Seth Morrison’s home planet) humans still do live that full life span of over 900 years.
The four novels in this series are titled: