The Holy Grail of Eris, Vol. 7 (manga)

Following Kate's successful rescue, Scarlett's itching to get back on track with her revenge, so Connie sets up a meeting with Abigail O'Brian in the hope of speaking with a key figure from ten years ago—Aisha Huxley. As the events of the past are dug back up, the ties between Scarlett's execution, Daeg Gallus, and the dangerous drug Jackal's Paradise become ever more apparent. If Scarlett wishes to find the one who framed her, she and Connie must get to the bottom of a sinister plot that's been brewing for over a decade…

Volume 7 of The Holy Grail of Eris manga series by Kujira Tokiwa.