This study adopted qualitative research paradigms based on hermeneutics and constructivism to understand the subjective world of the mechanism and phenomena of equestrian participants from their start to the end of the activity. Based on the theory of serious leisure, the oral experiences of the participants were collected through in-depth interviews. The text was thus chronologically developed and the stories were preliminarily narrated through constructive interviews with the participants. By narrating, it was discovered when seriousness and strictness became the attitude of attending leisure activities, leisure would be changed. Moreover, in the essence of leisure, the serious attitude toward getting involved in leisure activities is permitted. Meanwhile, the higher value of transitional leisure can be examined through serious leisure.