Zhè bù xiǎoshuō jiǎngshùle yīgè xuánmì de gǔmù gùshi.
The novel tells a mysterious tale of an ancient tomb.
Tips
usage
玄 (xuán, dark/profound) carries Daoist connotations of cosmic depth, while 神秘 (shénmì, mysterious) is the everyday word. 玄秘 leans literary/esoteric — fitting for occult, religious, or philosophical contexts.