rule 34 2023 4boys 4males abs accessory after masturbation after orgasm anal anal sex anthro anthro penetrated anus balls bara barazoku beard bed biceps big balls big muscles big pecs big penis blush body hair canine closed eyes cum cum inside cum on body detailed background ejaculation erection excited facial hair fur furry gay genital fluids genitals hair hairy hands horn huge balls huge cock huge penis human human on anthro human penetrating inside legs lying lying on bed male male focus male only male penetrated male penetrating masculine masturbation mercenary character multiple boys muscles muscular muscular anthro muscular human muscular male nipples nude on bed orgasm pecs penetration penis pose pubic hair sex standing striped body stubble sweat sweating takahirosi testicles tied up tuft veiny penis white fur wolf yaoi 9207264