biologically correct, many gear are there, machine girel, white hair, ahoge, long hair, shiny hair, hair over one eye, hood up, mole under eye, raised eyebrows, mismatched pupils, yellow eyes, longeyelashes, sad, forced smile, anime, UHD, retina, masterpiece, accurate, anatomically correct, super detail, high details, high quality, best quality, highres, 1080P, HD, 16k,"Mechanism" refers to clever devices, detailed mechanisms, and contraptions. It also includes escapements, mainsprings, spur gears, etc. included in mechanical watches. The model is a mechanical pocket watch.There is a huge gear in the background.Generate in strict compliance with the above conditions.