Cedar Tree Mysteries Book Club is the first book in the series titled Cedar Tree Mysteries. The series features Christy and Megan Parker, who are identical twins. They are in the third grade and live in a fictitious city called River City, Kansas.
Christy and Megan meet two girls, who are twins. Their names are Crissy and Sadey. They join Christy and Megan in their book club they called Cedar Tree Mysteries Book Club.
