"Monika un dimantu ciltstevs" in Latvian (Monica and the Progenitor of Diamonds" in English)
Published by Jumava
Monica and her 3 friends: Ruth, Ralph and Arvil return to the mysterious Forest. This time they intend to enjoy their summer holidays here, but it turns out differently...
Something's happening in the Forest and the creatures of the Forest need Monica's help.
What is the Progenitor of Diamonds? Why has it returned to the Forest and where has it disappeared?
Monica and her friends decide to solve that mystery, but it costs them a lot.