Inside Enya's off-grid life in a £2.5M remote castle with 12 cats and no partner or children after turning her back on fame and admitting she's 'dark and difficult' to be around

She's one of the best-selling music artists of all time, with 80 million album sales to her name and the likes of FKA Twigs, Cynthia Erivo and Nicki Minaj citing her as their inspiration.