Bro Mall Agency/Mission3/Room4

(You arrive at LMGT's Mall where you see Brook and Bro tied to a wall, fighting) (You hear a loud sound from the north)
 * Brook: @#&&#*@(*(*@#@(*!!!
 * Bro: #(*|(*$#($))#)#!!!
 * You: Guys stop!
 * Bro: Why sho-

Stay

What was that!?