Step 1

Set up the zone. 4 is the mark.

Step 2

When the handler threatens around throw, wall shifts to cover gaps to their right.

Step 3

Handler looks skinny/upfield again

Step 4

If breakside handler strikes, 1 picks up

Step 5

SET BACK UP

Step 6

If cuts crash cup, 2 picks up

Step 7

SET BACK UP

Step 8

If dump directly behind, Mark (and thus Wall) seal to prevent the big around

Step 9