Actor Kang So-ra and Park Seo-joon pose at the launch show of the LED mask brand Return Platinum' held at the Four Seasons Hotel in Gwanghwamun, Seoul on the afternoon of the 24th.
About Park Seo-joon
Park Seo-joon is a South Korean actor. He is best known for his starring roles in the television series Kill Me, Heal Me, She Was Pretty, Hwarang: The Poet Warrior Youth, Fight for My Way, What's Wrong with Secretary Kim, and Itaewon Class.
 Wikipedia