Pull goes up.
Offense sets up. Defense sets up traditional 3-3-1 zone, bating the offense to throw to the sideline.
P1 (red) marks not allowing ANY breaks. P2 is in the cup and reinforces no break. P3 doesn't allow any throws through the cup, nor upfield.
Offense swings to open side. P3 runs after disc and marks. P1, P2 run around and get in the cup. P4 comes down to help trap.