(masterpiece, best quality, photorealistic), ((black and white only:2)), abandoned cathedral interior, crumbling stone arches, shattered stained glass windows, wide shafts of muted light pouring through broken panes above, dust thick in the heavy sacred air, cracked marble floor rough under bare skin, nude female figure kneeling alone at the center of the ruin, ((perfect natural form:1.5)), — round breasts, slim waist, tidy natural bush, thighs trembling slightly, ((thick cum dripping between parted thighs onto the cold stone floor:1.5)), ((one hand buried between her legs fingering herself, reverent and slow:1.7)), ((head tilted back slightly, lips parted in silent breath, eyes closed in surrender)), posture humble yet unbroken, light catching the curves of her hips, belly, and sacred mound, atmosphere sacred, trembling, soaked in forbidden reverence, erotic beyond prayer — **she is the altar, the offering, and the worship**, camera wide but focused low, capturing the pooling light around her naked trembling body, <lora:ral-chrosc-bw:1.5>, <lora:dark:.5>