Twelve-year-old twins Bickford and Rebecca Kidd and their two older siblings travel to Africa to track down priceless artifacts that will keep the family's treasure hunting business afloat long enough to rescue their kidnapped mother--and possibly find their missing father.

After kids start disappearing from their school, Mars Patel and his outcast friends investigate and find that all clues point to an eccentric tech genius with a popular podcast, Oliver Pruitt, who also happens to be Mars' hero.

A friend and some very real fairy magic help twelve-year-old Minnie who is caring for her younger sisters, hiding that their mother is missing, and preparing for her school's production of Peter Pan.

As ten-year-old Gwyn searches for a missing neighbor in her new town in Iowa, she learns much about her mother, who grew up there but has suffered from memory loss since Gwyn was four.

When the UNICORNE agency asks him to use his paranormal abilities to investigate a dragon's scale, the same artifact his father was researching before he disappeared, Michael Malone believes he will finally be able to find out what happened to his father--but as he delves into his father's past it becomes harder to tell who he can trust, and which of the alternate realities he is discovering is the true reality.