Hush (stylized as H:U:S:H) is the second single album by South Korean girl group Everglow.

[3] Everglow held a live showcase on August 19, where they performed "Adios" and "You Don't Know Me".

[4] The group began promoting their title track, "Adios", on August 22.

On September 24, 2019, Everglow won their first music program broadcast award on The Show.

[6] Hush debuted at number five on the Gaon Album Chart.