The Poison Master

On the planet Latent Emanation, humans are enslaved by the enigmatic Lords of Night. Alchemist Alivet Dee questions their rule, especially after her twin sister is taken to serve in the palace.

When a potion she creates accidentally kills a client, Alivet finds herself wanted for murder and her only hope lies with a mysterious Poison Master who offers her a chance at salvation. Sequestered in his fortress, Alivet must hone her skills to find a drug that can free humanity, even as she navigates a web of lies and distrust.