In a heartfelt tale, a loyal dog goes through multiple lifetimes, touching the lives of different families, and teaching valuable life lessons along the way.

Bailey is living the good life on the Michigan farm of his boy, Ethan and Ethan's wife Hannah. He even has a new playmate: Ethan and Hannah's baby granddaughter, CJ. The problem is that CJ's mom, Gloria, decides to take CJ away.

As Bailey's soul prepares to leave this life for a new one, he makes a promise to Ethan to find CJ and protect her at any cost. Thus begins Bailey's adventure through many lives filled with love, friendship, and devotion.