[4][3] After contributing songwriting and vocals to the album Backpack by South Korean hip-hop duo Geeks,[5] Jang made her solo debut with the single "Dumped Yesterday" on September 19, 2014.

[6] In an interview that July with BNT News, Jang said her music was influenced by the 90s sound and tried to reflect elements that would bring relatability with her audiences.

[11] Jang attracted the public's interest in May 2017 after an appearance on the South Korean TV show Problematic Men.

[12] On April 30, she released a digital EP, Vanishing Paycheck, featuring a single of the same name, which criticizes the reality of office workers.

[14] On January 23, 2018, Jang released the EP Staples, a collaboration with producer Pleyne, which features a hip hop and R&B sound.

[15] Jang found success on South Korea's real-time music charts with the release of the single "No Question", a collaboration with rapper Mad Clown, on January 18, 2019.