On an isolated boulder on the North of La Route des Accords. Low start on the ledge 1m50 to the right of Trash Vortex, climb the 50° overhang, traverse to the left and exit in La Pourpre des Rois (retour).
NB : see the topo on the page of Prisesurprise.
NB: pay attention to the rock carvings on the ground.