2boys, arm tattoo, black background, blue lock, boy on top, chimmyming, chromatic aberration, greyscale, holding another's wrist, isagi yoichi, layered sleeves, long sleeves, looking at another, lying, male focus, michael kaiser, monochrome, multiple boys, on back, open mouth, short hair, short over long sleeves, short sleeves, shorts, simple background, soccer uniform, sportswear, strangling, tattoo, yaoi