There Lived a Dwobbit

After the Battle of Five Armies Bilbo went back to the Shire and tried desperately to forget about his lost love and move on with his life, little did he know that Thorin had left him with a precious gift. Trouble brews in Erebor, Smaug lives and he wants his revenge but what can he do to hurt the Halfling more? A mash up of OUAT and Hobbit but its not a crossover warnings inside.