Kal is also the granddaughter of Jo Eun-il, a writer who is known for one of the best-selling series' "Baker Mom's 100 Point Diary" (빵점엄마 백점일기).

[citation needed] 6-year-old Kal began her journey as a child actress following her debut acting role in Take Care of Us, Captain (2012).

[5] Under the agency, her credits include the television series' My Daughter, Geum Sa-wol (2015), Glamorous Temptation (2015), The Doctors (2016), The Legend of the Blue Sea (2016), and A Korean Odyssey (2017).

In 2015, Kal joined BigBang onstage and performed the intro to their single "Blue" at their MADE World Tour held in Seoul, South Korea.

[6] Kal also appeared as a guest performer for iKon during the first portion of their stage for the single "Love Scenario" (사랑을 했다) at the 2018 Continue Tour held in Seoul, South Korea.