"Intro (End of the World)" is a song by American singer-songwriter Ariana Grande and the opening track from her seventh studio album, Eternal Sunshine. She wrote and produced it with Shintaro Yasuda, Nick Lee, and Aaron Paris. The track puts emphasis on Grande's vocals over flanging guitars, soft strings, and harmonies. Its lyrics depict Grande's doubts and anxieties of an uncertain relationship. An extended and live version were released as part of the album's deluxe editions. From Wikipedia