Sonia Stein is a new character on the alternative pop scene. From Polka’s origin, he currently resides in London. The place of residence certainly influenced the cooperation with the musicians around. Her latest single, “One Of Those Things,” co-produced the likes of FKA Twigs, Adele, Jessie Ware and Lany Del Rey. It is worth checking the skills of Sonia at the beginning of her growing career! Supporting her will be Martina M.