hrtz.wav's "The First Wave": A Survival Show Debut That Actually Plays Its Own Instruments
hrtz.wav's "The First Wave": A Survival Show Debut That Actually Plays Its Own Instruments
Mnet's survival shows have produced dozens of groups over the past decade, and nearly all of them share the same final product: a vocalist, a rapper, a "visual," a handful of dancers, arranged and re-arranged until the chemistry sticks. hrtz.wav, the five-member act that emerged from Mnet's ten-week competition Steal Heart Club and debuted on April 8 with the EP The First Wave, breaks that formula in a way that's easy to overlook if you judge it by the survival-show label alone: it's a band, not an idol lineup, and the instruments are not a gimmick layered over a dance track.
Keiten plays guitar, Hagiwa is on drums, Dane holds down bass, Youn Young-jun is on keys, and Riaan handles lead vocals. That's the entire configuration — no separate rap line, no dedicated dance line, because the performance itself is the musicianship. It's a structural choice that changes what the show was actually selecting for. Where a typical Mnet survival format tests stage presence and vocal/dance execution across a fixed set of positions, a band-formation show has to test something closer to ensemble chemistry: can this guitarist's phrasing sit next to that drummer's timing, does the bassist's songwriting instinct give the group material worth building around. Whether Steal Heart Club actually optimized for that as rigorously as it could have is a separate question, but the finished lineup's job descriptions alone put hrtz.wav in a different category from the vocal-and-choreography groups the survival format usually produces.
The EP backs up the premise on paper, at least in how it's built. Lead single "NINETEEN" is described as youth pop-rock with guitar and synth up front rather than a beat-driven hook, and the tracklist — "Dream," "Highlight," "I AM SO FINE," "Outta my mind," "Close To Me" — reads as a linear emotional arc from early infatuation through a breakup and its aftermath, the kind of sequencing a band with a credited songwriter-arranger (Dane, per the group's own materials) would plan rather than one assembled from outside compositions after the fact. That doesn't make the music good or bad on its own; it just means the EP is structured like a band's first record, not a rollout of stand-alone singles stitched into an EP.
The more interesting test isn't the debut itself but whether the format holds. Survival-show groups routinely struggle to escape the gravitational pull of the show that made them, and a band built around specific instrumental chemistry has more to lose if any one member's role can't be replaced or if the "we actually play" framing turns out to be more marketing than method. hrtz.wav's first move is a real point of differentiation. What happens on the second EP, when there's no finale broadcast to lean on, is the actual measure of whether this is a new lane for K-pop survival shows or just a well-executed variation on the same one.
Sources: allkpop, Kakao Entertainment Newsroom
