It was 00:00 a.m. at night. Mona was not sleepy at all. She was thinking of the man who called her just now.

"Rat-tat." Someone was knocking at the door.

Mona sat up and saw Emily Galler.

"Mom, what's up?"

"The light is on in your room. I'm wondering what makes you so excited." Emily Galler yawned and walked into the room.

Before Mona answered her mom, she couldn't help smiling bashfully as she thought of the ...