ULTRA SOZIAL 0422:00Friday 4 December ULTRA SOZIAL OST4 Dec VenueOSTAlt-Stralau 1-2, 10245 Berlin More at OST→ Next at OST 05 POLYAMOURSat 5 Dec · 23:00 12 SLAVE TO THE RAVESat 12 Dec · 22:00 31 GEGEN X PRNCPTL X OST NYE 33HThu 31 Dec · 23:55 13 SLAVE TO THE RAVESat 13 Feb · 23:00