Rule 34 Dev - 2boys alternate_version_available anime_style anon big_penis black_clothing black_hair bottomless color colored d-class dark_background duo eyeless eyeless_male fellatio gay gloves grey_background grey_penis highres human humanoid humanoid_on_human humanoid_penis imminent_fellatio imminent_oral long_penis looking_at_penis looking_down male male_focus male_only mask masked masked_male on_knees open_mouth oral penis penis_focus pink_glans plague_doctor scp scp-049 scp_containment_breach scp_foundation sharp_teeth submissive submissive_male teeth testicles tongue tongue_out topwear yaoi yellow_eyes zeta_ka|9479907864