The Veiled Worlds Series by Jo Anderton, Tehani Croft Wessely

Tanyana is among the highest ranking in her far-future society—a skilled pionner, able to use a mixture of ritual and innate talent to manipulate the particles that hold all matter together. But an accident brings her life crashing down around her ears. She is cast down amongst the lowest of the low, little more than a garbage collector... moreTanyana is among the highest ranking in her far-future society—a skilled pionner, able to use a mixture of ritual and innate talent to manipulate the particles that hold all matter together. But an accident brings her life crashing down around her ears. She is cast down amongst the lowest of the low, little more than a garbage collector.Who did this to her, and for what sinister purpose? Her quest to find out will take her to parts of the city she never knew existed, and open the door to a world she could never have imagined. less

Tanyana has chosen to help the Keeper, to stand against the Puppet Men, but has she bitten off more than she can chew?The bitter war between the sinister Puppet Men and the nebulous Keeper for the control of the ancient city of Movoc-under-Keeper has intensified. Tanyana, imprisoned within her suit, must choose sides. But when even her suit becomes aggressive against her, Tanyana must weigh some very personal issues against her determination to serve the greater good.

The grand city of Movoc-under-Keeper lies in ruins. The sinister puppet men have revealed their true nature, and their plan to tear down the veil between worlds. To have a chance of defeating them, Tanyana must do the impossible, and return to the world where they were created, on the other side of the veil. Her journey will force her into a terrible choice, and test just how much she is willing to sacrifice for the fate of two worlds.