Gothic Mystery Scene: Woman Descends Staircase

Live-action cinematic scene. The woman descends the staircase slowly. Camera tilts up from her feet to her face. She stops mid-stairs and looks at a portrait. Cut to the portrait: a woman who looks exactly like her. Cut to the woman , She gasps and says: "Impossible...". Thunder crashes outside. The candles blow out one by one. Only her silhouette remains.