"A Midsummer Night's Sweetness" (Korean: 한여름밤의 꿀; RR: Hanyeoreumbamui Kkul) is a song by rapper San E and After School's Raina.

[1] San E and Raina had their first live stage on Mnet's M!

After its release on the June 12, "A Midsummer Night's Sweetness" achieved number 1 on all ten major music charts, including Olleh, Bugs, Daum, Naver, Soribada, Genie, Mnet, monkey3, Cyworld, and MelOn.

[2] The song debuted at number 6 on the weekly Gaon Digital Chart, and the following week it rose three spots to number 3.

For the week of June 22–28 the song charted at number 1.