Rubinrot

: A mechanical device used by the society to control time jumps by reading the blood of the travelers. Completing the circle in the machine triggers a grand prophecy, though its true nature is highly suspicious. 🎭 Key Characters

: A sassy, water-spouting demon gargoyle ghost who only Gwen can see. He serves as the perfect comic relief starting in the second book. 📚 The Full Book Trilogy Rubinrot

: Gwen's fiercely intelligent best friend who acts as her research hub, decoding ancient mysteries from their modern-day high school. : A mechanical device used by the society

Below is a complete, scannable feature covering the universe of Rubinrot . ⏳ The Core Premise He serves as the perfect comic relief starting

: Twelve time travelers throughout history are each represented by a specific gemstone and a musical note.

Written by Kerstin Gier, the books are masterfully translated into English by Anthea Bell. The series includes: Kerstin Gier – Ruby Red, Sapphire Blue, Emerald Green