"Design a realistic scene within a 9:16 frame that mirrors the quietude of a rain-imbued landscape, without depicting actual rain. Use a rich palette of dark hues and soft lighting to simulate the reflective quality of wet grounds and objects, offering a sense of serenity and depth. The goal is to create an artwork that feels as if one is looking through a window into a rain-soaked world, capturing the essence of a rainy day's ambiance, chaos --ar 9:16 --niji 6