Listening to Elena C. Lockleis’s new single, “Mind - Vs. - Heart,” feels like witnessing a civil war fought entirely within a single nervous system. The sound is an intimate knot of pop architecture, the kind Julia Michaels patents in her sleep, where a confession arrives not as a ballad but as a skittish, rhythm-driven pulse. You feel the frantic heartbeat right there in...

Before a guitar chord can become an argument, it usually begins as a private disturbance. A television flickers in a locked-down room. A former sailor sees an old enemy image placed beside a strange public gesture of peace. That is the uneasy ground beneath "War Killer," the Reetoxa and it gives the track its charge: not polish for its own sake, but a human reaction...