His eyes were also very tense. From the look of him, he had hardly experienced any life-and-death fighting between martial artists of the jianghu.
All four men in black had martial cultivation at the fifth or sixth layer of the mortal transformation realm.
Every one of them struck viciously, forcing the old man and the youth to retreat again and again.
"Grandpa, hold on!"
The youth was so anxious that his eyes reddened. He wanted to step forward to help, but a man in black at the mortal transformation realm fifth layer kicked him to the ground, sending his sword flying as well.
Seeing this, the blue-robed old man roared and swung his wrought-copper staff at that man in black with all his strength. But a moment's sluggishness allowed his opponent to dodge it easily.
Su Fei noticed that the blue-robed old man's lips were purplish-black, and the hand gripping his wrought-copper staff trembled slightly. He had clearly been poisoned. Even his staff swings were growing slower and slower, and he looked ready to collapse.
Just then, Su Fei's horse let out a long neigh.
The blue-robed old man suddenly turned his head, his gaze falling on Su Fei. A trace of something enigmatic flashed in his eyes. He abruptly reached into his robes, pulled out a palm-sized ancient bronze key, and hurled it toward Su Fei.
"Young fellow, catch this! It's a treasure. Whatever you do, don't let them get it!"
Sitting on his horse, Su Fei raised a hand and caught the key. As far as he could see, intricate patterns were engraved on it. He could not tell what it was used for, only that it seemed rather ancient.
Yet this action of Su Fei's instantly changed the expressions of all four men in black.
"Damn it,