Police is one of the protective service workers of the high emotional labor in the workplace. Related research findings illustrated police had excess emotional labor in their routine duty owing to the demand of the job. This study has selected 9 different rank officers with semi-structured interviews in Kaohsiung police bureau and the data has also carefully analyzed by grounded theory. In our story line based on our findings, there would display emotional depression related matters influenced by their routine job and related pressure influenced by police emotions. Those two influences will result into emotional labor overload. If this kind of emotional labor deteriorated day by day, it would endanger the mental health.