There are multiple artists called Idra. 1. Idra is a soundscape, ambient, drone and minimal music project based in Milan, Italy. 2. Idra are a five-piece progressive metalcore band from Trier, Rhineland-Palatinate, Germany, consisting of Johnny (vocals), Andre (guitars), Mirko (guitars), Eric (bass) and Carsten (drums). Their debut album is called The Invisible Tide. Read more on Last.fm