MMM

AMBER (b. 1992-09-18) and LUNA (b. 1993-08-12) are members of f(x).

This song is part of the first season of SM Station, a collaboration project with artists outside of the SM Entertainment label.

See also the English version: https://www.youtube.com/watch?v=EMf9TOyzvCk

Listen to Heartbeat on Apple Music, Google Play Music, and Spotify.

Watch Luna’s blog Luna’s Alphabet on YouTube.

Watch Amber’s blog What the Pineapple on YouTube.