With the divorce papers in my hand, I immediately locked 3 black cards and 2 authorized-user cards—all tied to accounts my husband’s family had treated like their own. 5 days later, my MIL proudly brought her son and his new wife to buy a luxury mansion, certain the money was waiting. But when the agent handed over the card reader, 1 swipe changed everything. The screen flashed, the room fell silent, and my ex-husband finally realized what I had done.

The dashboard materialized. Three black cards. Two authorized supplementary accounts.

Are you sure you wish to initiate a total lockout on all supplementary privileges? the screen prompted.

I smiled. A cold, feral expression. I have never been more certain of anything in my entire life.

Tap. Supplementary Card 01: Deactivated.
Tap. Supplementary Card 02: Deactivated.