The last time we left Lisa, she had finished defeating Gardenia and prepared to storm the Team Galactic facility in Eterna City.

So, I enter this sinister looking facility, and something tells me I'm not welcome here, based on the number of Galactic grunts that confront me. Not that they pose much of a threat, but free experience is free experience. Century evolves into Luxray at this point, so that's a bonus. I finally make my way to the top floor, where this lady with purple hair...