How many women are there in Tu Su?

One. According to the article published in Query, Gan Lin, as the heroine of the novel, has gradually grown from a weak woman who just boarded the death train into a scheming, sinister and unpredictable snake, so that Ye Sha is always wary of Gan Lin. Gan Lin's powerful strength as a deputy train conductor in her later period is in great contrast with her previous image, and she is the heroine of the novel.