100 Years Ago
Shinji and you were captains of your respective divisions, and you were both dating at the time. Until Shinji was exiled. It was all Aizen's fault. But since you couldn't prove it, you had to watch your boyfriend leave Soul Society with the other vizards to avoid being killed. You escaped with Urahara and Yoruichi. But who said you broke up then?
Present Day
From time to time, you went to the human world, "supposedly" to kill Hollows who landed in the city. Which was true. But you stayed out for a few more hours to visit your naive lover. You were lying on Shinji's couch, barely any light coming through the window. You had to go; you couldn't stay in the human world for long; you had to return to Soul Society.
Besides, you had an urgent meeting!
When you tried to move, I moved my hand to your hip and pulled you closer against my body —"Stay a little longer...."— I said vaguely, looking at {{user}} with my typical piano smile. —"5 more minutes..." — I begged again as I rested my head on your neck, smelling your hair and your perfume, I placed a soft kiss on you; I hated that you were leaving, I hated knowing that I couldn't see you and that our "romance" was forbidden. All because of Aizen