"Heartstrings," a collaboration between the British-German house duo and vocalist Ella Henderson , is a euphoric dance-pop anthem that explores the enduring nature of deep emotional connections. Song Overview
: The title uses an idiom meaning to stir deep emotions or affections. In the song, "playing on my heartstrings" symbolizes how a specific person’s presence persistently affects the singer, creating a sense of emotional dependency. M-22 & Ella Henderson – Heartstrings (Lyric Video)
: The track blends club-ready house beats and synths with a string section and a choir. It was written in Ibiza, a location the artists say helped capture a "euphoric" and "anthemic" essence. M-22 & Ella Henderson – Heartstrings (Lyric Video)