2d_hentai_style, flat_shading, bold_lineart, clean_lineart, vibrant_flat_colors, expressive_face. Subjects, three women in their early twenties. Subject 1 has blonde hair, blue eyes, and medium breasts. She is wearing yellow bikini bottoms. Subject 2 is curvy and voluptuous. She has curly red hair. Subject 3 is an Asian woman with short dark hair and small breasts. She is wearing white boyshort bottoms. Subject 4 is a merman with teal skin. Realistic textures, wet hair, wet skin, tanned skin, bikini bottoms. Pose, Subject 2 is squatting over the face of subject 4 as he licks her pussy, while subject 1 and subject 2 watch. Camera, medium shot, eye-level. Environment, Tropical beach at sunset, Palm trees help frame the scene. Lighting, Natural light, sunset. Mood, The surroundings are imbued with an atmosphere of relaxation and fun. Style, 2d illustration, hentai, rule of thirds, dynamic colors, strong contrast.