Recently, Wuhan's coffee scene has drawn widespread attention because of a customer jokingly nicknamed "Allergy Sister" by netizens. Claiming allergic reactions after drinking, this customer demanded refunds from 41 coffee shops in succession. After the incident came to light, it not only prompted the affected shops to jointly call the police, but also unexpectedly sparked a wave of store-visiting enthusiasm. Many coffee lovers and out-of-town tourists flocked to the shops involved to spend in support, and some shops seized the moment to launch "Allergy Sister's same drink," causing business to pick up noticeably. Is this carnival of traffic, evolved from a negative event, a short-term fad or a long-term turnaround? Let us learn about the ins and outs of the incident and its impact on Wuhan's coffee industry. [more…]