With the dramatic conclusion of Penny Gothic and Tripp's self-realization, Penny's happily ever after should be just around the corner...right? What happens when neither main character is ready to ride off into the sunset? They read another book. The couple meet up in 50s-era teen series Pom Squad Mystery #17. They channel their inner Nancy Drew and Ned to solve the corny mystery of the missing time capsule. Meanwhile, Penny's research into her family legacy produces information that suggests sexy neighbor, Gregorio, might be more than just a secondary character. When the mystery is solved will Penny and Tripp be ready to take their romance into the real world or will unanswered questions still stand in their way?