The Young Man’s Big Black Dog, also known as TYMBBD or 年轻人的大黑狗, is a captivating Chinese web novel that follows the daily life of an inters*x protagonist and his loyal big black dog. Falling under the genres of smut and yaoi, this unique story explores themes of bestiality, human-nonhuman relationships, mpreg, and the bond between pets and their owners. With an R-18 tag, this novel offers an intriguing and provocative narrative for readers seeking a blend of romance and fantasy in an online format.