Future BL family fic. Peyton died giving birth, leaving Lucas to follow in his mother's footsteps and raise a child on his own. Only he isn't alone. Brooke, along with her daughter, are there every step of the way. The way OTH SHOULD have happened, IMO

Dave comes back to the BAU and learns JJ has been keeping their daughter a secret from him for fifteen years. How does he react and how do they start a new relationship and life as a family? OC. AU.