Set to provide what they describe as the perfect start to the 2023 festival season, Fly have boosted their 20 & 21st May line-up with a second wave announcement including the recent addition of high energy Berlin duo DJ HEARTSTRING, Irish up-and-comer Fionn Curran, Blackpool-based techno breakout star Azyr b2b, Glasgow rave sensation AISHA, and Radio 1’s Future Dance alumni Sarah Story.