C694 The Unknown Thing.

Although Lin Hao had already opened four doors in a short period of time, his current strength had already reached the level of an Immortal.

In the eyes of these people, he had undoubtedly become a powerful expert.

However, he felt that he was still a bit lacking when compared to the Demon Marshal. This made Lin Hao feel conflicted. He did not know if he should continue to open a few more doors