She is best known for her roles in the film Aloners (2021) and television series such as Six Flying Dragons (2015–2016), The Master of Revenge (2016), Introverted Boss (2017), Circle (2017), Are You Human?

[4] Shortly after making her entertainment debut in a commercial for feminine hygiene product White (Yuhan-Kimberly) in 2012, Gong began appearing in small roles in television dramas.

[5] In 2015, the relative newcomer drew mainstream notice when she joined the fourth season of the Korean reality show We Got Married, where she was paired with singer-actor Lee Jong-hyun.

She was then cast in her first leading role in youth sageuk My Only Love Song, which co-stars her We Got Married partner Lee Jong-hyun.

[18] It was also announced that Gong has been cast in the upcoming film Handsome Guys alongside Lee Hee-joon.

[19] In March 2021, Gong was confirmed to be starring in tvN's fantasy drama Bulgasal: Immortal Souls which aired in December 2021.