use the existing enscape render as the exact base image do not change anything in the existing image do not change the camera angle perspective framing architecture proportions materials colours textures furniture finishes reflections glass or existing objects only add the following lighting and curtain add soft warm diffused ambient lighting inside the chandelier add soft warm diffused lighting inside the arches add soft warm diffused lighting behind the arched mirrors inside the glass room keep the lighting strength consistent between the arches and arched mirrors add soft warm diffused light to the wall light inside the glass room add a very sheer lightweight natural linen curtain behind the existing glass inside the room the curtain must remain translucent so the room furniture and lighting can still be clearly seen through it do not add any glass or change anything in that room just add a curtain behind the existing glass do not add or remove anything else do not redesign or reinterpret the image keep the original render exactly the same and only add the specified lighting and sheer curtain