[2] While attending high school in 2011, she heard about the New York City auditions for the South Korean singing competition Superstar K3.

[5] After the competition, Kim and Do remained in South Korea, where they continued to receive musical training, and signed a contract with Mystic89.

[2] In March 2012, Kim made an appearance in the drama Flower Band,[6] and released two songs for the soundtrack, "Two Months" and "Love U Like U," which was a duet with L from the boyband Infinite.

Though Togeworl planned to debut in 2013, member Do Dae-yoon had to return to the United States, due to issues with high school.

8, claiming that Kim outdid herself and praising the song's "mix of woozy synths, trance-like chants, and trappy snares [...] pulled off with a sense of sophistication that's hard to make believable.

[15] Kim is known for her empowering lyrics, which demonstrate her interpretation of what it means to be a modern-day woman and attempt to tear down the Orientalist stereotypes of the West.