The group consists of four members: Gigi Yim, Windy Zhan, Chantel Yiu and Yumi Chung.

[5] On 28 November, After Class made their live debut performance of "Present For Future" in the annual charity fundraising show Gala Spectacular  [zh], co-organised by the Po Leung Kuk and TVB, at the Hong Kong Coliseum.

[7][8][9] On 23 January 2022, the group gained their first peak chart position in TVB with their debut "Present For Future".

[11] On 16 November 2022, All About Music released a teaser of After Class's dance-pop single "Not Givin' Up",[12] and the song was sent to local radio stations the next day.

[14] On 4 December, After Class's live performance of the song at the TVB City was premiered in the annual charity fundraising show Tung Wah Charity Show, co-organised by the Tung Wah Group of Hospitals and TVB.