2boys, aoyagi touya, bell-bottoms, bird, bird wings, closed mouth, coat, dress shoes, falling, fedora, full body, greyscale, hands on another's face, hat, jacket, long sleeves, male focus, monochrome, multicolored hair, multiple boys, np8 8, open mouth, pants, pocket, project sekai, shared wings, shinonome akito, shirt, shoes, smile, split-color hair, wings, yaoi