Tong Lu nodded. Normally, she would not be so ill-mannered and barge into her brother-in-law's study. All the military and government documents were in that room. If she entered without permission and some classified information was leaked, she would surely become a suspect.
That night, the entire mansion was indeed empty. At nine o'clock, Tong Lu and her daughter went to bed early.
At midnight, a man and a woman appeared at both sides of the mansion's door. They ran into each other and flashed each other a smile.
"As it seems, I have to spend time with you for one night every month."
The tall and lean woman crossed her arms. She was in a tracksuit and looking quite exhausted, as though she had just rushed over from some military base. The grim and menacing air around her still lingered.