Tanya and Song Sisi were both taken aback, when they heard the sound at the door. They thought of the man, as mentioned by the housekeeper.

"If this man had arrived before they came, chances were that he was the initiator of all these weird events!"

"It could be that Zhang Yaoyao might have been murdered by him! Considering that Zhang Yaoyao was alone in the room when she died, it could be conjectured that the man might have been the one who poisoned ...