"The Fortress" is finally completed. But the club can't agree on what to use it for! Surprised by an uninvited "guest," the club must work together to discover the fortress's true purpose.

C.J. and Ned see Hugh and his gang committing a crime and C.J. alerts the authorities. But Hugh discovers that C.J. turned him in and wants revenge! Now the club must protect one another from Hugh and his cronies. In his weakest moment, C.J. discovers he has a gift that could only have come from God.

Ned and C.J. break something in the Collins Mansion. Instead of confessing and asking for forgiveness, they deceitfully try to hide the evidence. Now, what should have been a small matter becomes a volcano in the hands of Mrs. Collins' sister, Eunice McGruff!

Opening night of Miss Harbor's new play is just days away, but the star is sick! Or is he? Staci and Marsha do their best to cure him, but C.J.'s real problem is fear. Will he find the real remedy in time to save the play?

A defiant Ned trespasses into an abandoned mine looking for gold. But what he finds there is more than he planned on! Now the results of Ned's sin are growing out of control and begin to affect his friends. Will Ned, C.J., Staci and Gooz do the right thing before the Scarlet Stain spreads?