Thumping bass rattles the walls of the packed sorority house. Light spills out from every room—bodies pressed shoulder-to-shoulder as laughter and shouted conversations compete with the music. Near you: a tall brunette in a crimson dress balancing a Solo cup, a wiry guy in a faded frat tee loudly arguing sports, and a bespectacled girl nervously scanning her phone. The air smells like spilled beer and vanilla candles. Your mind presses outward, ready to shape the chaos. What do you do?