HEARTLINE Capture Life on the Road With Heartfelt New Single ‘Scarlet Threads’

Adelaide, South Australia's HEARTLINE return with their new single, “Scarlet Threads,” accompanied by an official music video that documents six months of memories across four tours. More than just a performance video, it serves as a heartfelt reflection of the band's journey, friendships, and experiences on the road. Combining modern metalcore intensity with melodic pop sensibilities and genuine emotion, HEARTLINE continue to carve out a sound that is both powerful and deeply personal.

“Scarlet Threads” thrives on soaring melodies, dynamic instrumentation, and an emotional core that never feels forced. Driving guitar work and anthemic choruses are balanced by moments of vulnerability, allowing the track to shift seamlessly between explosive energy and reflective atmosphere. The band's polished songwriting gives every hook room to breathe while maintaining the momentum expected from modern metalcore.

The accompanying music video perfectly complements the song's message, piecing together real moments captured throughout months of touring. Rather than focusing on spectacle, it celebrates the people, places, and unforgettable experiences that shape life on the road, giving fans an authentic glimpse behind the scenes. It's a visual reminder that some of the strongest connections are built through shared miles, late nights, and countless shows.

With “Scarlet Threads,” HEARTLINE deliver one of their most sincere and memorable releases to date. Blending emotional honesty with infectious melodies and modern heaviness, the Adelaide outfit continue to prove they have all the ingredients to become one of Australia's most exciting rising names in heavy music.