God must have plans for the young couple because it turns out their book ties directly into the mystery plaguing Twin Creeks. California, April 1887 Spring is in the air when Milly Holmes arrives in Twin Creeks to marry Andy Erickson. The two of them have been brought together by a very strange coincidence, wherein they both have a copy of the same unusual book handed down through the generations in their families. Come on over to Twin Creeks and join the fun one last time as Milly and her new friends finally solve the bewildering puzzle … and find their happily-ever-afters!