 Most of his customers maintain a facade of normality in order to gain semblance and hide their tumultuous lives to some extent.As backdrop to Xen's ability, it is revealed that as a young boy, he witnessed the death of his parents in a freak accident at a recording studio, where nobody could hear his cries for help through the sound-proof booth as he saw the flames rising.Ever since, Xen's life plunged into some sort of forced silence.