In 2012, after a month of signing, he released his first EP 'R.T.M' with 4 tracks, the project did not have single. In the year 2013, KHarlles decided to release the Christmas memorial EP, 'Day of Christmas - Exclusive' with 5 tracks, the album received the singles Day of Christmas
and 'Big Finnies'. In 2014, he released the demo album 'The Bitch Monster' with 20 tracks being accompanied by the single single Scream
KHarlles had his contract terminated with DistroKid in 2014. In 2015 the singer signed with ONErpm, where he released his album 'Moonlit' the same year, his contract with ONErpm lasted until August 2016 in September of the same year he signed contract with Alumia Produções e Tratore/The Orchard, being a division of Sony Music Entertainment.