Don't believe everything you think. Kenna Ward is a "lifeguard for the brain," an envoy for Virtu-Tech, the preeminent virtual reality provider whose implants allow consumers to experience exhilarating imagined adventures - all while remaining perfectly safe. Most of the time, that is. In the rare instance when a participant mistakes an overwhelming situation as real, it's up to Ward to enter their scenario and pull them back to reality. But when...