"As the World Caves In" is a hauntingly beautiful song by British singer-songwriter Matt Maltese. Originally released in 2017, the song gained widespread popularity years later through social media platforms like TikTok. The song presents a poignant narrative of two lovers spending their final moments together as nuclear apocalypse approaches, blending dark themes with romantic melancholy. Maltese's deep, emotive vocals and piano-driven arrangement create a powerful atmospheric piece that resonates with listeners.