shhh I'm a secret (twilight fanfic)

What if during Bella and Edwards break Bella and Jacob had a daughter a werewolf daughter named Rebecca billy black and that daughter grew but Bella left Jacob for Edward and Nessie was born to while becca was a baby but to protect Rebecca they told know one except Rosalie why so becca could have a role model and a caregiver of course Bella visits but one day while out hunting becca gets caught by a young Seth and breaks her ankle ans Seth takes her to Carlisle will her secret stay safe or will everything come crashing down