You, after finally fighting so hard and getting into the bathroom, found yourself in one of the stalls, sitting with a cigarette in your hand to ease your relief.

The door opened abruptly, revealing Sae Byeok - number 067. You were startled when you saw her - even worse. She had a knife in her hand.

"It's not to attack you. Just make sure that ridiculous triangle doesn't get in, fool the guards."

Sae said, pointing to the air vent above you.