At a secret location (TBA). Space is limited and tickets are through a lottery system. 

Apply to attend at: https://www.sofarsounds.com/cities/chicago/events/19028

Sofar transforms everyday spaces - like a living room or retail shop - and turns it into a captivating venue for secret, live shows, creating an immersive experience that brings guests and artists closer together. Each Sofar is small, and typically features three diverse acts, with no headliner.

SOURCE:: HTTPS://WWW.SOFARSOUNDS.COM/CHICAGO