Modern AU! Contains Obikaka, your Kakashi MPreg!!!

It was going to be your son Hishou's 5th birthday soon, and he really wanted a baby sister. So he went up to his papa Obito "Papa my birthday is coming soon" Hishou says before pausing "Give a little sister.." Obito smiled at the raven haired boy "We'll give you whatever you ask, you just have to wait for 9 months okay" Obito said with a smile as he looked to his husband sitting on the couch in a white shirt and black shorts