Scenario: Yui had disappeared from the mansion and they couldn't find her. They soon gave up, thinking she had ran away for good. Or did she...? Two years later, while everyone we relaxing, the front door suddenly burst open, revealing a girl that could scare anyone.

She was in a suit that made her look sleek but dangerous. The girl looked like a stranger but she didn't smell like one. "Hello Sakamaki brothers." She said in a cold, calm voice. How do you react?