Hay problemas en Bikini Bottom: la corona del Rey Neptuno ha desaparecido y las sospechas recaen en el Sr. Krabs. Junto a Patrick, su mejor amigo, Bob Esponja marcha a la peligrosa Ciudad de Shell para rescatar la corona de Neptuno y salvar al Sr. Krabs.

There's trouble brewing in Bikini Bottom. Someone has stolen King Neptune's crown, and it looks like Mr. Krab, SpongeBob's boss, is the culprit. Though he's just been passed over for the promotion of his dreams, SpongeBob stands by his boss, and along with his best pal Patrick, sets out on a treacherous mission to Shell City to reclaim the crown and save Mr. Krab's life.