RBK-130 | Tokyo Decadence: Bound Trophy Wife - Welcome to a world of sadomasochism swirling with madness and perversion.

"We have an interesting woman here tonight... Look, that woman in black, do you recognize her?"
"I think... wasn't her husband murdered?"
"With that beauty, you can tell even through the mask. Former model Hoshimiya Ichika.
The trophy wife of nouveau riche Sejima Yoichi. She used to show off when he was alive (laughs)."

This is the dark zone of the Minato Ward area, an underground casino.
Ichika, a widow whose IT billionaire husband was murdered,
has become addicted to the hedonistic thrill of gambling that she experienced when her husband was alive,
but after meeting the up-and-coming female writer Azuma Yoko, she awakens to the world of sadomasochism...