I wandered aimlessly through the streets alone, and when I finally returned home late at night, I found the door wouldn't open.

No matter how many times I entered the code, it was always wrong.

I pounded on the door, but no one answered; I dialed their numbers over and over, but no one picked up.

I sat quietly on the doorstep, curled up, until dawn.

When they finally discovered me, my lips were blue from the cold.

Dad questioned who had changed the door code, and my brother stepped in front of Jane:

"Yesterday, Jane asked me to teach her the keypad, so she might have accidentally changed it....