Tsuname No Yūjincho

Tsuna has always been alone, always. The company of spirits are not the best one for a child and people certainly didn't accepted her as she was, so naturally when her father ask for her help she can't say no. But now that her mission has ended she has to go back, and that's not something she wants to do, but what is this cat talking about a book of friends? Fem27, Non-Cannon.