The story unfolds during early Minguo in a hidden library. Fan Zhen greatly treasures the books passed down from his ancestors and guards them with his life. Fan Shu Han is Fan Zhen's adopted son, a bright young man with an amazing memory. He falls in love with Lin Ruo Yun, the daughter of his father's old friend Lin Zheng Gong. The two of them decide to elope, but their secret is discovered and tragedy ensues. Shu Han's older sister, Fan Yu Lian, is clever and classy. Due to family reasons, she has no choice but to marry Lin Shao Qing, Zheng Gong's oldest son. However, her true love is Fang Zi Wen, a scholar who studies in her family's library.