During the summer of his junior year in college, Hsia Chih-hsun, a student in Taipei, returns to his hometown after seven years. As he makes his way back, long-forgotten childhood memories resurface and he repairs the tense relationships he left behind.

This summer, the Japanese join Daxi's annual festival celebrating Lord Guan’s birthday and the centennial of the Holy Grace Society, where estranged families, hidden pasts, and unfulfilled promises come to light.