Batgirl runs into an alley way in search of Robin. She comes across some weird brick and mortar, and before she can figure out what's going on, Batgirl is knocked out from behind.
When Batgirl wakes up, she's bound and gagged. Not only that, but someone is using the bricks and mortar to entomb her in a cellar!
The first frame is the cover of Brave and the Bold #147 featuring Batman and Supergirl. In this issue Supergirl is knocked unconscious by a mysterious blast and is rescued by Batman. The second scene is the page showing the blast, and the third scene is the page showing her unconscious on the ground. The remaing two pi...