2020–present: Debut in Aespa, Got the Beat and solo activities Winter trained for four years, and in 2020 she was revealed as the first member of
Aespa, a group with a
metaverse concept under SM Entertainment, and the company's first girl group since
Red Velvet in 2014. They debuted with the single, "
Black Mamba" on November 17. On December 6, Winter participated in a tribute to her labelmate and SM Entertainment senior
BoA, in celebration of her 20th anniversary, and performed a cover of her song "
ID; Peace B" at the
2020 Mnet Asian Music Awards. In 2022, SM Entertainment created a
supergroup composed of their female artists as a counterpart to their male supergroup,
SuperM. The Girls On Top project's first unit,
Got the Beat, would have 7 members: Winter and her fellow aespa member
Karina,
Girls' Generation's
Taeyeon and
Hyoyeon, Red Velvet's
Wendy and
Seulgi and BoA. The group made their debut on New Year's Day at the
2022 SM Town Live Concert with the single "
Step Back", which was officially released on January 3. After making their debut stage on
M! Countdown, her individual fancam for "Step Back" went viral and became the fastest female idol fancam in history to amass 10 million views, reaching it in only 25 days. In the same year, she released a duet with fellow aespa member
Ningning called "Once Again" as part of the official soundtrack of the South Korean drama
Our Blues. The song charted at 119 on the
Gaon Digital Chart. In December, she participated in two tracks for the
2022 Winter SM Town: SMCU Palace, "Jet" and "Priority", which featured her labelmates in SM Entertainment. In 2023 she released a collaboration with Super Junior's
Yesung called "Floral Sense" for his second studio album's reissue,
Sensory Flows. The song and its accompanying music video featuring Winter were released on February 27. Months later, Winter, along with
Yim Si-wan, were appointed as the ambassadors of the
2024 World Team Table Tennis Championships which would be held in Busan, the hometown of both singers. To promote the event, Winter and Im Si-wan released the song "Win For You" on September 21 as the event's official theme song. In November, she released a collaborative song with
(G)I-dle's
Soyeon and
Ive's
Liz titled "Nobody", which was released on November 16. In the same month, she was announced to be a part of the official soundtrack of the South Korean drama
Castaway Diva and released the song "Voyage" on November 19. Winter was also revealed to be part of the lineup for the official soundtrack of the South Korean drama
My Demon and released the song "With You" on December 8. On March 14, 2024, it was announced that Winter would be collaborating with
Bang Yedam on a new single "Officially Cool". The single was released on April 2. ==Endorsements==