“If you caught Deafheaven on tour last summer, you may have heard L.A. band Marriages, the opening act who fused the grating intensity of post-rock, psych, and metal with an occasional ethereal vocal. The group's singer and guitarist Emma Ruth Rundle also plays in instrumental post-rock band Red Sparowes; leads the "folkgaze" project, Nocturnes; and keeps a Bandcamp of solo ambient drone pieces. Ru”