Numbuh 2 gets a strange note and asks Numbuh 3 to help him check out a bouncy castle at the carnival late at night. Without telling them, Tommy and Joey secretly follow. Once inside, they are trapped by King Sandy and Mushi, Numbuh 3's younger sister, who wants revenge for being grounded. As things get more serious, a rescue mission begins inside the bouncy castle.
Rated: K+ - English - Adventure/Mystery - Chapters: 1 - Words: 7,434 - Reviews: 2 - Favs: 2 - Follows: 1 - Published: 3/21 - Hoagie P. G. Jr./Numbuh 2, Tommy G., Kuki S./Numbuh 3, Mushi S. - Complete