Bang Ye-rin (born January 3, 1996), better known by the stage names Seorina or Seol In-a, is a South Korean actress. Seol is best known for her leading roles in television series Sunny Again Tomorrow (2018), Beautiful Love, Wonderful Life (2019), Business Proposal (2022), and Twinkling Watermelon (2023) and for her supporting roles in Strong Girl Bong-soon (2017), School 2017 (2017), and Mr. Queen (2020–2021).