A group of charming rats in a nursing home, gathered around a wooden table for a game of cards, one rat wearing a monocle, looking sophisticated, another rat puffing on a cigar with a relaxed demeanor, detailed expressions showing concentration and camaraderie, warm lighting illuminating the scene, classic oil painting style with rich textures and brushstrokes, cozy nursing home environment, vintage decor in the background, soft shadows enhancing the depth, nostalgic atmosphere, whimsical character design