C687 The Phenomenon of Sword Spirit

For some reason, Ye Xiao felt that this Black Castle gave him an extremely intimate feeling, as though he had suddenly met his old friend whom he hadn't seen for a long time.

This kind of warm feeling did not make Ye Xiao happy, but instead made him frown slowly. This place had summoned a Sword Spirit, and now it made him feel this way again. What was the reason?

If it was Qiu Zishu