The duo was formed by Fantagio in 2022, and was composed of two members: Jinjin and Rocky.

[1] It was revealed that the EP title means Recovery and the duo planned to deliver healing in their own way from the COVID-19 situation.

[2] Both Jinjin & Rocky were active as the main rappers and dancers of Astro.

On January 17, Jinjin & Rocky officially debuted with the EP Restore and its lead single, "Just Breath"[A] (숨좀쉬자).

[4] On February 28, 2023, Rocky did not renew his contract and thus left Fantagio and Astro, thereby ending the duo sub-unit.