Yoon Se-ri, portrayed by Son Ye-jin in the drama “Crash Landing on You,” is a successful South Korean businesswoman and chaebol heiress. She’s known for her intelligence, resourcefulness, and strong will. Despite being born into wealth, she builds her own successful fashion brand through her own efforts. Her character is also marked by her adventurous spirit and resilience, as she survives an unexpected paragliding accident that lands her in North Korea.