The two quickly came up with a general idea, but did not make further refinements. First, there was too little time. Second, there may be many unexpected situations on the scene. They could not list them all. Under the premise of not changing, adapt to the situation.

At this moment, Franka took out a coin purse. It is a gray-white cloth bag the size of a fist, filled with gold, silver or copper coins.

Franka reached into the purse, took out a few seconds, and took out an iron-colored ring with a thick ring and tiny spikes on the surface.