"Dear Diary, I have MEGA-BIG NEWS!" When Mallory finds out that Jake likes her, her diary gets an earful. Everyone is excited, except maybe Mallory. Uncertain about how to behave, or even how she feels, she trusts the advice of her best friend Mary Ann and tells a white lie to her friend April so she can go to Jake's birthday party. But when the plan backfires, Mallory realizes she should trust her heart no matter what others think she should doespecially when it comes to boys.