Under the background of the prevailing "one-person economy", the tourists who choose to travel alone have become an important part of the tourism market. Nowadays, traveling alone reflects not loneliness, but the pursuit of "freedom", and the enjoyment of the enviable time alone. Taking the network travel notes taken on the hornet's nest platform as the data source, and the content analysis method and the rooted theory method were used. It is found that the motivation of tourists to choose a person to travel is mainly self-realization, and their motivation is mainly to explore the world. The motivation of "self-realization" and "exploring the world" is stimulated by the unbalanced state of an individual, while traveling alone is a choice for an individual to change from an unbalanced state to an equilibrium state.