Jedi Apprentice: The Evil Experiment

The Evil Experiment is the twelfth in a series of young reader novels that chronicle the adventures of Qui-Gon Jinn and Obi-Wan Kenobi prior to Star Wars Episode I: The Phantom Menace.

Publisher's Summary
An evil scientist is imprisoning and torturing Jedi to find the secret behind the Force. She taps their emotions, monitors their actions... and then drains them of their blood.

Qui-Gon Jinn is now her captive.

Obi-Wan Kenobi is desperately searching for his Mster. Meanwhile, Qui-Gon must match wits with one of the most dangerous enemies he has ever encountered.

His survival depends on it.