Power source _1

The clanging sounds of weapons clashing could be heard from within the ruins. Number seven dodged quickly and tried to fight back.

Song Qing and Xiao Jing leaned against the wall. Hearing the noise, number seven suddenly cried out. She seemed to be injured. Song Qing's expression changed. The next second, she heard the faint sound of the wind. The hair on the back of her neck stood up.

After the laboratory collapsed, it formed a sealed environment. Where would the wind come from for no reason?

She subconsciously tilted her head, and a chill mixed with killing intent brushed past her neck. The blade pierced the wall behind her with a clang.

The sneak attack was quite powerful. The marble wall cracked and some small stones fell. Song qingxiao raised her dagger and stabbed it at the man.

The man hurriedly pulled back his dagger to block. Song qingxiao was confident in her dagger. With the Sound of Metal clashing, the man's dagger was cut in half by her Black Dagger!