Purwien was a synth pop band with German lyrics to Christian Purwien which at up to 2002 Second Decay sang. Other permanent members are the musicians and producer Steffen Neuhaus and Marcel tow. Originally Purwien was a sole project of Christian Purwien, but quickly developed into a real band of three musicians  . In reviews, the band is still considered as a solo project by Christian Purwien  . The first single All errors with Joachim Witt was published in early 2007 and held for six weeks in the German Alternative Charts (DAC).