Japanese musical duo formed by composer ryo and vocalist Chelly, originating from the fictional band within the anime series Guilty Crown.Egoist was formed in 2011 as a concept tied to the anime 'Guilty Crown', where it functioned as an in-universe virtual band. Composer ryo (known for his work with Supercell) created the music, while vocalist Chelly was selected through auditions. Despite its fictional origins, Egoist became a real-world musical project, releasing theme songs primarily for a...