Lady Mechanika / Chen, Marcia

"After a young friend shows up unexpectedly on her doorstep, Lady Mechanika immediately drops everything to come to her aid. They embark on a globe-spanning trek filled with ancient artifacts, secret societies, and scientific curiosities, but Lady Mechanika is eventually confronted with an impossible decision: the life of her friend, or the fate of humankind"--Back cover.

"Lady Mechanika's investigation into the murders of 'undesirable' children in Mechanika City triggers an unexpected reaction from her subconscious self. But are they truly lost memories finally surfacing after so many years, or just simple nightmares? And what connection does the killer have to Lady Mechanika's past?"--Amazon.com.