A towering condominium near railway lines. A woman is murdered. The Das sisters must uncover a murderer in the Singapore heartland who is on a killing spree. The first of the Das Sisters Mystery Series finds Inspector Dolly Das of the Singapore CID and her sister, Lily, on the trail of a cold-blooded murderer in the Singapore heartland. It is 2009. On a dark, hazy December night, Mary Jacob’s dead body is found at Silver Springs Condominium in the Singapore heartland. Is it a suicide, or did someone push Mary out of her kitchen window?