Poésie sans Voix, for solo vibraphone, was performed by Aditya Ryan Bhat on 14th November 2022. Originally entitled Poésie sans mot, and featuring an 'electronic chorus' (an accompaniment of synthesised voices), Alireza revised the piece into this form without electronics in October 2022. Setting the gestures of speech to music, Poésie is the fourth composition in the series L’Espace du dedans, commissioned by Ensemble HANATSUmiroir. It is based on extracts from the Surrealist poet Henri Michaux's Premières impressions: