American girl BeForever. Mysteries

"Josefina's home is filled with holiday guests, including a dashing man from Mexico City who delivers a precious heirloom to T̕a Dolores. Everyone is delighted with the stunning ruby ring, but as soon as the ring appears at the rancho, things start going wrong. What is going on? With all her heart, Josefina is determined to find out."-- provided by publisher.

Melody Ellison is impressed by her sophisticated new friend, Leah Roth, but she wishes her cousin Val would stop being so standoffish to Leah! Melody meets Leah's grandfather, Dr. Roth, a botanist who escaped the Nazis and brought a rare and valuable Lady's Slipper orchid with him to America. When Melody's own grandfather becomes a suspect in a burglary, Melody turns to Val and Leah for help. Yet Leah seems to be hiding something, something to do...