The snake crown is stolen (or taken back) from the Knight Templars by the earth worshippers of Crete; the three kids try to retrieve it on behalf of the Knight Templars.

All unemployed, Ki-taek's family takes peculiar interest in the wealthy and glamorous Parks for their livelihood until they get entangled in an unexpected incident.

Checco, an uneducated but self-satisfied fellow from Milan, who has always dreamed of becoming a police officer, fails his entrance exam for the third time. It must be said that at the oral examination Checco said that the reason why he wanted to join the police was benefits in kind and cronyism! But the young man has connections and he soon finds himself a security agent at the Milan Cathedral. Of course the bumbling idiot proves a living catastrophe! Spotted by Sufien, an Arab terrorist who is preparing an attack against the cathedral, Checco appears as the perfect sucker. To manipulate him, he sends his charming sister Farah to him, with the mission to seduce him...