She is acclaimed as South Korea's R&B diva, having garnered a wide range of fans over her 45+ year career.

Insooni was born to a South Korean mother and an African American father in April 1957 in Pocheon, Gyeonggi Province and her upbringing was fraught with difficulties from discrimination against foreigners, which was severe during this time in South Korea.

[1] The Hee sisters' time allowed Insooni to show off her skills such as eloquent dance but the interest she attracted was merely that of outward appearance.

[4] Insooni has one daughter, Saein Park, also known as Jasmine, born 1994, who attended Seoul International School as a high honor student and graduated from Stanford University.

[5] On April 29, 2023, Insooni was appointed by Prime Minister Han Duck-soo to the new Multicultural Youth Families Support Council in an effort to create 230 family centers and 527 Korean classes for school-age children, and strengthen career guidance such as career consulting, college student mentoring, and vocational training services for multicultural and mixed-race middle and high school students.