C155 Ghost

Elder Tree didn't say much. He still had a bold guess.

This drop of blood could even be used as a cage to imprison the Heavenly Devil.

As for why they encountered it, it was very likely because Qin Shen had the seed of the Heavenly Devil. This was something that the Heavenly Devil had left behind for them.

It was used for possession.

However, he didn't say it out loud