On March 24, 2026, KISS OF LIFE dropped the music video for 'Who Is She?' on their official channel—instantly sparking buzz. Serving as the campaign film for KISS OF LIFE's second single album 'Who Is She,' the video stars members Julie, Natty, Belle, and Haneul. It follows their quest to uncover a mysterious woman, highlighting each member's distinct charisma and sonic color. With dazzling performance and deep, moody emotions, KISS OF LIFE win major praise from fans. Meanwhile, many are cheering on KISS OF LIFE as they conquer stages worldwide, chanting "KISS OF LIFE," with comments like "KIOF overcome any challenge" standing out. Anticipation is building ahead of the album's release, scheduled for April 6, 2026 (KST).