They are woven together by lies.
Her and Will.
She told the police everything he had said too. Whether they believed what she said or not didn't matter, they couldn't prove anything. Tom Fraiser deserved to die and Will didn't deserve to rot in prison for it.
Still, they moved away. Too many memories and too many people to keep lying too made it impossible to stay.
Roselyn can't, no matter how much tried to be who she was before all this. Will never got to meet that version. He never loved that version. She's bitter about it some days.