Kerstin Gier

'Kerstin Gier' (qv) was born on October 8, 1966 in Bergisch-Gladbach, North Rhine-Westphalia, Germany. She is a writer, known for _Rubinrot (2013)_ (qv), _Saphirblau (2014)_ (qv) and _Chaos-Queens (2017)_ (qv).::Anonymous