(FILES) South Korean K-Pop group Aespa member Karina (R) performs with her group during the 2021 World K-Pop Concert at the KINTEX convention center in Goyang, west of Seoul on November 14, 2021. Accused of "betraying" fans, subject to relentless online and real-world public abuse, K-pop star Karina recently issued a grovelling, hand-written apology. Her crime? Dating a South Korean actor. (Photo by ANTHONY WALLACE / AFP) / To go with 'SKOREA-MUSIC-ENTERTAINMENT, FOCUS' by Claire LEE (Photo by ANTHONY WALLACE/AFP via Getty Images)