A chance of stepping outside the magic circle has presented itself at last; and he does not know how to avail himself of it.
As for the caterpillars who have made their way to the inside of the vase, their lot is hardly improved.

They climb to the top of the palm, starving and seeking for food.

Finding nothing to eat that suits them, they retrace their steps by following the thread which they have left on the way, climb the ledge of the pot, strike the procession again and, without further anxiety, slip back into the ranks.

Once more the ring is complete, once more the circle turns and turns.
Then when will the deliverance come?
There is a legend that tells of poor souls dragged along in an endless round until the hellish charm is broken by a drop of holy water.

What drop will good fortune sprinkle on my Processionaries to dissolve their circle and bring them back to the nest?
I see only two means of conjuring the spell and obtaining a release from the circuit.