C513 Do not enter through a broken door

As Gao Yang was killing everyone around him, a short guy appeared outside the operation room.

His appearance made Gao Yang extremely excited.

Because at the same time he opened the hidden door to the operation room, Gao Yang heard Liu Qiancheng's voice that was being concealed with great effort.

"All of you deserve to die!" Liu Qiancheng used all of his strength to shout these words out