Lately, with Korean movie industry`s development as well as people`s more spare time, people`s interest in multiplex grows higher. This paper is interested in relationships between service quality and customer`s satisfaction in multiplex. The relationships are studied in the form of empirical hypothesis testing. The number of subjects in this study was 346 persons stayed at four multiplexes, among which we obtained valid responses from 326 persons through questionnaire investigation. Reliability was checked using Chronbach`s alpha. For the hypothesis testing, used methods are Spearman`s correlation, Mann-Whitney test, etc, and for statistical analysis, SPSS 10.1 software was used. Thus, we found statistically significant results : the relation between service quality and customer`s satisfaction is positive, that is, the higher is customer`s satisfactory evaluation in service quality which is measured by tangibleness, reliability, responsiveness, assurance, and empathy, the higher is customer`s satisfaction level. In addition, we evaluated service quality level of four multiplexes, then we could know which multiplex was better and which was worse. With the information given in this paper we can attain higher customer satisfaction and notice how to operate multiplex effectively regarding service quality.