Mimi is reading her sisters diary and finds out she ran away but she also found out sally's secret.
Mimi runs to tell her dad about everything
Sally thinking about how much she misses her mother.
The next day Sally went to her old house where they used to live before her mom died.
Mimi tells sally that she read her diary and found out everything. Mimi feels bad for sally because her family always treated sally different from Mimi. Mimi's parents never really had a full conversation with sally.
Sally and Mimi return home to their father and they all apologize for everything.