The Big ImageBoard (TBIB) - 4:3 age difference alternate universe anal anal penetration anthro anthro on anthro anthro penetrated anthro penetrating anthro penetrating anthro armlet asgore (underfell) asriel dreemurr (god form) beard blush bodily fluids boss monster (undertale) bovid caprine crying dialogue dominant dominant male duo facial hair father (lore) father and child (lore) father and son (lore) forced from front position horn incest (lore) japanese text long ears lying male male/male male penetrated male penetrating male penetrating male male rape male raped male raping male mammal mating press mature male missionary position monochrome mustache older male older penetrated on back parent (lore) parent and child (lore) parent and son (lore) penetration penile penile penetration pyon nyan rape sex son (lore) son dom father sub son penetrating father submissive submissive male tears text translation check underfell undertale undertale (series) younger male