Korean Spring Festival theme, two girls wearing traditional Korean clothes, walking on the country road, smiling happily, American retro illustration, 1940-1950s style, realistic details, hand-painted style, retro advertising style, whimsical children's book illustration, Charming poster, American comic, lines, unified image, romantic femininity, happy colors, Simpsons cartoon scene, monotone, quirky cartoon illustration style, 2D illustration, Disney cartoon, strong outline, thick outline。