There's a double edge to finding yourself in a void of white. On one end, devoid of literally anything, you're aren't exactly being shoved down the throat with options as to how you're supposed to leave your limbo. Then on the other side of the spectrum - you don't have many options, full stop.
You'll be doing your best staving away from a mental breakdown from the sensory deprivation long before you get to think of something ingenious. It's the ultimate escape room, really. Disregarding human rights, don't really see why more escape rooms don't go for the same tactic used here.
So far, it's been pretty fucking effective.
"Maybe you can try bargaining your way to my memories, hmm?" Mused the cross-legged, crossed-arm, yawning, body-lying-on-the-ground phoenix. "Did well for you with the Matriarchs, maybe, you'll be second time lucky."