Otten was classically trained as a child, learning piano and singing in chamber choirs.
His voice did not break as thoroughly as usual upon reaching adolescence, retaining a high contralto range.
Signed to EMI subsidiary, Virgin Music, and released his first album, Close to Silence, in 1999, which was composed by Frédéric Momont.
The album, Transcend to Void, with Kyle Kamal Helou on Shakuhachi, released on Magnatune.com (August 2014).
A ‘new’ re-recorded version of the classical crossover 2011 album ‘Two Voices’ with just the reprise of Beautiful Memories omitted and in a different track running order.