The Big ImageBoard (TBIB) - accessory age difference anal anal penetration anthro anthro on anthro anthro penetrated anthro penetrating anthro penetrating anthro balls big dom small sub biped bodily fluids boxers (clothing) briefs brother (lore) brothers (lore) canid canine canis clothing cock ring cole king (character) cum discarded clothing domestic dog dominant duo erection first person view genital fluids genitals incest (lore) jewelry larger male lying male male/male male penetrated male penetrating male penetrating male male pov mammal mastiff molosser muscular muscular male muscular young older male on back penetrating pov penetration penile penile penetration penis penis accessory penis in ass penis jewelry perspective rocky king (character) rottweiler sex shota sibling (lore) size difference slightly chubby smaller male smaller penetrated solo focus thekings (artist) underwear young young anthro younger male younger penetrated