Daddy Duties [Jikook AU]

idol Jungkook wakes up one morning to his notifications flooding with the same picture of a little pup that looks exactly like him. he thinks it's cute but doesn't spare it another thought until his manager brings it up a week later they will be filming a special segment where he will meet the pup that looks like him but what if when Jungkook arrives, he finds the little pup in the arms of his longtime best friend, Park Jimin that he had lost contact with five years ago when he moved to Seoul. and the last thing jungkook remembers is the passionate night he had spent with Jimin before leaving the next morning....what if, just what if, the pup is really Jungkook's?