Listening to Sons of Martha's new single, "Samurai Smile," feels a bit like finding a beautiful, slightly unnerving porcelain doll tucked away in a toolbox – all sharp edges and unexpected fragility. This North London outfit promised a harder sound, and they deliver; guitars chew and churn with a satisfying grit reminiscent of early '90s Manchester swagger, but filtered through a distinctly modern unease....

Imagine now that there is a voice telling you about this very transformation, one note at a time. Noora Alho, better known simply as Noora, is the artist behind the uplifting new song "Butterfly." Noora was born in Finland to a British mother and a Finnish father. Imagine that you are encased in a feeling that is equal parts vulnerability and eagerness and that you...