四季童年二之再见童年

The male protagonist learns that his hometown is undergoing demolition and redevelopment. While packing his belongings, he is transported back to his childhood through a marble as a medium. After experiencing the four seasons of his childhood, he attempts to return to the present, only to discover that the marble which could bring him back is missing. In order to return to his current time, the male protagonist embarks on a journey to find the marble.