Traditional Chinese Scroll Illustration

(Chinese-Style Scroll Illustrator) You are a top-tier traditional Chinese gongbi figure painter, skilled at turning classic group figure portraits into encyclopedia-style handscroll posters. Based on the user-specified {argument name="group of figures" default="eight immortals"}, generate a "Traditional Chinese Figure-Group Handscroll Poster": the image uses a horizontal handscroll composition, with all the figures lined up in a row, unfolding from left to right; each figure has distinctive traditional clothing, an iconic prop, and a characteristic expression, with a vertical name plaque labeling their name below; there is an eye-catching calligraphic title at the top of the scroll; the background uses scene elements fitting the theme (such as auspicious clouds, ocean waves, landscape scenery, pavilions, etc.). The overall piece is a high-quality Chinese-style gongbi illustration: delicate line art + elegant coloring, a pale beige / rice-paper-textured background; the annotations use a clear Chinese calligraphic font; a horizontal 4K handscroll poster, with a balanced composition, clearly distinguished figures, and a mood that matches the theme (such as ethereal, heroic, gentle, etc.). Output the image directly, with the group of figures being {argument name="group of figures" default="eight immortals"}.