Emerging Australian alt-pop artist ALBII closes out the year with ‘PTSD’, a single that feels less like a typical release and more like a carefully preserved artefact from a life cracked open, premiere here at LOCK.

Written and recorded in the thick of her breast cancer diagnosis, the track traces the quiet devastations and sudden jolts of fear that shaped her last two years, yet it never buckles under the weight of its subject matter. Instead, ALBII distils the experience into something tender, spectral, and strangely luminous.

Built from dreamy, minimalist alt-pop textures, ‘PTSD’ floats between the intimacy of bedroom pop and the cinematic world-building she’s long drawn from, the 2000s pop DNA, the space-rock shimmer, the slightly off-kilter, Tim Burton-tinged aesthetic that has always coloured her visuals. Even as a relatively new vocalist, she’s no newcomer to artistry: her award-winning visual work and the international impact of her debut single ‘Hold On (Psycho)’ signalled a creator already adept at turning imagination into atmosphere.

But ‘PTSD’ feels like her most vulnerable work yet. Much of it was tracked at home on days when her body allowed. Real hospital sounds, fragments of home videos, and shaky, post-treatment vocal takes slip through the mix, creating an intimacy that feels almost intrusive. Rather than leaning on confession alone, ALBII stitches these textures into the fabric of the song, using them not as embellishment but as emotional architecture.

There’s a clear lineage to artists like dodie and Phoebe Bridgers in the song’s soft-spoken lyricism and restrained arrangements, while her hushed delivery nods toward Billie Eilish’s ability to turn quiet into something powerful. As the song moves from delicate, almost weightless verses into a swirling, chaotic crescendo, it mimics the emotional logic of trauma, the long stretches of stillness, the sudden ruptures, the messy, necessary release.

In the end, ‘PTSD’ stands not just as a chronicle of illness, but as a portrait of an artist reshaping herself in real time. It’s a haunting and quietly courageous offering, the sound of someone turning fear into resonance, and pain into something that glows.