Summer Rain (GFriend song)

The song was released by Source Music on September 13, 2017, as the reissue title track.

The song was described by Billboard's Tamar Herman, as "one of their [GFriend] most mellow songs to date", that "blends new jack swing with the K-pop girl group's representative twinkling synths to create a throwback track fit for the season".

It was noted that the song samples instrumentals from Robert Schumann's "Dichterliebe Op.

[7][8] The song debuted at number 36 on the chart for the month of September 2017, with 154,431 downloads sold and 4,324,847 streams.

Billboard noted that the video's costumes "returns GFriend to a softer, more flirty school uniform look that offers up a maturing of some of their earlier style choices.