Instagram/Kim Chae-won & Hong Eun-c Music LE SSERAFIM announces 2nd album PUREFLOW pt. 1, out May 22. Lead single CELEBRATION drops April 24. Discover their powerful new concept. April 14, 2026 AceShowbiz - The K-pop girl group LE SSERAFIM is set to release their highly anticipated second studio album, PUREFLOW pt. 1, on May 22. This announcement was made public via their official Weverse platform on Sunday, April 12, alongside the reveal of their lead single, CELEBRATION, which will be available starting April 24.