Josefine Preuß

While on a GPS treasure hunt in the Palatinate forest four teenagers come across an old US military radio tower station. Back in the days of the ...

Emerald Green is the stunning conclusion to Kerstin Gier’s Ruby Red Trilogy, picking up where Sapphire Blue left off, reaching new heights ...

Gwen has just discovered, that she’s the final member of the secret time-traveling Circle of Twelve. Now she has to juggle with constant ...