Following the death of his beloved wife, Pastor Henry Waters loses his memory and disappears. His sister-in-law Lindsay has been searching for him, but it's nearly impossible considering Henry doesn't know who he is or where he came from. He works with a therapist to restore his mind while building a new life. He is given a service dog, Parker, to aid in his recovery. Parker is smart, loving, and heroic. Together, Henry and Parker navigate the many adventures of life, all while Henry seeks answers to his mysterious amnesia. Parker becomes Henry's best friend as Henry discovers a passion for painting. His family continues the search, and Henry may finally be within reach. After terrible loss and many a life-changing event, Henry seeks joy with new love, companionship with Parker, and ultimately a return to the past.