Clearly, that seemingly accidental photo was taken deliberately, possibly to confirm his identity with someone.
Additionally, the bar manager not recognizing him seemed to have an explanation as well.
Of course, the real thing that alerted Zhou Wang, or rather gave him a sense of crisis and made him instinctively use the Instant Security Card, was still that text message.
"They're coming for you!"
No explanation, from an unknown number, but under those circumstances, in a situation where Zhou Wang was already suspicious, the weight of that message was undeniable.
For this reason, Zhou Wang decisively admitted defeat and immediately turned around and left with Young Master Jian, because he too wasn't sure how reliable the Instant Security Card actually was.
