rule 34 2boys armor bara bare pectorals cape cum curtains ejaculating while penetrated ejaculation greyscale implied anal implied sex king knight large pectorals male focus mature male monochrome multiple boys muscular muscular male nipple tweak nipples no visible genitalia novel illustration official art one eye closed original pauldrons pectorals projectile cum second party source shirai mizuto short hair shoulder armor sideburns smile terujirou masateruteru torogao upper body veins veiny arms yaoi 7705005