On 01/01/23, One of chicago’s largest raves took place inside of an abandoned warehouse. Inside of an unfinished warehouse on the South Side, Redline staged one of the city’s loudest secrets of the year. The building was still under construction. Raw concrete, open beams, temporary lighting rigged through scaffolding. Thus being named Redline’s Under Construction Event. By midnight, over 4,000 people had pushed into the space. No banners, no corporate branding, no money — just word of mouth and