[4] Seol made her acting debut in 2015, where she played a minor role in The Producers and Flowers of the Prison in 2016.

Seol played Kim Cheong-Ah in her second leading role in the weekend drama Beautiful Love, Wonderful Life, which ran from September 2019 to March 2020.

Later the same year, she played Jo Hwa-jin (Royal Noble Consort Ui) in historical drama Mr. Queen.

In 2022, Seol starred in the SBS romantic comedy drama Business Proposal as Jin Young-seo.

[7][8] In August, Seol made her big screen debut in the film Emergency Declaration as Tae Eun, a flight attendant.