It is 2075. oppression from the new orient empire and propaganda on the dangers of sun exposure have forced the citizens of region 12, part of the former united states, to switch to a nocturnal schedule. in the name of progress, all countries have been required to move to a single, global time zone. after perplexing events unfold that include a visit from a mysterious stranger and rumors of a secret door in her father's study, yvanya mckenzie's teenage life goes from unpredictable to worse when her father attempts to arrange a marriage between her and a wealthy colleague's son. while she does her best to hide her disdain for his decision amid an ever-changing world, yvanya rebels against the empire's strict rules and sneaks out to hang with her friends, even as soldiers patrol the streets. but when her family suddenly disappears one day, yvanya must risk everything and join forces with unexpected allies to rescue her family, if she ever wants to see them again. global time zone is the action-packed tale of a teenager's quest to save her family amid a futuristic dystopian world where love, responsibility, and courage define her existence.