A high-quality 3D render of a ghoul standing vigil at the gates of Hell, featuring a hauntingly fiery skull with intense, glowing red eyes. It has a tall, slender frame with intricately detailed bones cloaked in tattered shrouds. The background is alive with vivid, detailed flames, casting a dark fantasy horror atmosphere. The scene is imbued with dramatic, cinematic red lighting that heightens the tension. The focus is soft, capturing the ethereal nature of the ghoul in an f/2.2 depth of field style. The ghoul appears otherworldly and ominous, yet strangely captivating, without any discernible facial features like nose or mouth, maintaining an air of mystery. Fantasy elements are prominent, and the scene has a haunting allure reminiscent of high fantasy artworks. The ghoul's presence is both eerie and magnificent, embodying the role of a guardian in this fiery underworld.