Josie is fascinated with the secrets of the prehistoric world. She and her grandfather, an amateur paleontologist, explore the beaches and cliffs near Stone Trees Cottage in Nova Scotia. Tiny bones have been discovered, but what are they from? As Josie searches for the answer, she is forced to cope with an accident and competition from an unpleasant neighbor. Time is of the essence, for she must find the answer before someone else does and before the tides and waves that exposed the secret wash it away forever.
Trevor, Robyn and Nick decide they have a mystery to solve when Trevor discovers a suspicious looking young man snooping around. They learn about missing research involving the use of carob beans to aid in cancer treatment-potentially valuable information. With a shady looking grad student, a bitter activist and an employee of a medical research firm to deal with, our amateur sleuths are faced with their greatest challenge yet.
Fourteen-year-old Maya sneaks out in her kayak before breakfast every day to check on a family of sea otters living in nearby Riley Bay. It's hard being an animal lover in a fishing family. The animals Maya loves threaten her family's livelihood, and Maya doesn't know if she can trust her family not to hurt them. She is determined to protect the sea otters, even if it means checking on them for the rest of her life. One morning, Maya discovers she's being watched. Who is it and what are they doing? Soon Maya has to trust someone as she gets caught in a dangerous race to save the sea otters--and her family's livelihood--from poachers.