"I'll be gone for a while. Don't forget to lock all the doors and also not to receive guests you don't know!" said Alice who was already preparing to meet one of her friends who had contacted her earlier. "You don't have to be long, be careful there. Remember, if anything happens, call me quickly," said Shena with a worried face. It was still hard for her to let Alice go tonight, but her best friend was strong and said that everything would be fine. Alice nodded. "Already there, hurry up and get in! Lock the door!" Alice ordered Shena. "You go first, then I'll come in," Shena argued to the girl standing in front of her. "Don't argue! Hurry up and come in! You can see me from the window, right? Take it easy here is safe, not just anyone can enter," said the girl again who was still for