01Pick your intervention.Crosswalk covers manholes and water for 28 seconds. Cushion catches a dangerous drop. GPS hack diverts walkers around construction.
02Tap a matching outline.Select a tool, then tap its colored target in the city. Blue = crosswalk, pink = cushion, orange = GPS. You have a limited supply. Wrong targets won't spend a tool.
03Stay one scroll ahead.Walkers start after a short countdown. The targets flash when a tool is needed. Crosswalks wear out, so watch their timers. You can place tools while paused.