Marilyn's features a lively atmosphere characterized by colorful neon accents and polished surfaces that reflect a retro aesthetic. The menu provides a selection of classic cocktails shaken with fresh citrus and house-made syrups. Savory snacks accompany the drinks, including crispy seasoned bar nuts and small plates featuring melted cheeses or briny olives. Textured glassware and dim lighting define the space, creating a setting centered on liquid refreshments and handheld bites. Each drink prepared behind the counter emphasizes balanced flavors, from sharp bitter notes to smooth herbal infusions. The overall environment relies on rhythmic sounds and a compact layout to keep the energy steady throughout the evening. Simple garnishes provide a bright touch to the glasses while salted textures define the food offerings available.