A mysterious hacker is on the loose in Greenfield.

When an embarrassing message between Charla and Daniel goes out to the whole class, Jessie finds herself stuck between her feuding best friends. As she helps Charla investigate how this happened, they find that someone has been tampering with Charla's lawyer mom's computer, and it could spell trouble for her mom's legal case. In order to keep the culprit from walking free, Jessie and Charla need Daniel's help. But when some messages go out, they're hard to take back.