This research focuses on taboo marketing to discuss the influence of taboo on customers' decision and their behavior. For application of taboo concept in customer decision theory, the case of hotel accommodation is made to explore the variance of customers' satisfaction, relative switching intention, switching cost and repurchase intention when customers encounter the scenario of death taboo which is related to someone has died in this hotel. There are three scenarios of death taboo, first is to manipulate customer living in this hotel and find some information of internet about someone has died in this hotel. The second one is the customers encounter some strange phenomenon after living in this hotel. The third one is the customers also finding the information in the intent and encountering strange phenomenon. The scenario of switch cost is also manipulated in experiment process to compare the difference of switching intention before and after this scenario. The results show that there is a significant difference of satisfaction before and after encountering a taboo situation. Under the notification of the switching cost, the switch intention varies among different groups. In the end, only satisfaction afects the switch intention.