Create an artistic interpretation of a fashion lookbook based on the concept of 'Drop'. Include a variety of avant-garde outfits that are heavily inspired by elements such as droplets, rainfall, and formless water, in shades of blues and greys. Showcase a mix of androgynous and gendered clothing, and have the models displaying the outfits come from a diverse range of descents - Caucasian, Asian, Black, and Hispanic. Accessories should enhance the 'Drop' theme, incorporating designs akin to ripples, waves, and circular motifs. Atmosphere should evoke feelings of serenity and gentleness, synonymous with the sound and feel of soft drizzle.