Marinette is a middle class girl and Adrien is a rich boy so Adrien and Marinette are in love,and Marinette wants to study in Croatia's bordering state so she searches and her parents book a hotel but finds out there is no hotel in the border and gets cheated and Marinette's parents get killed and Marinette gets trapped in the abandoned castle of the Croatian kings ruled by the last Croatian king's son Prince Arith . Arith is a ruthless and merciless Prince.When Adrien comes to know this he goes to Croatia to save her. They defeat Arith and bring the lost beautiful vacationing glory of Croatia's border. Marinette becomes a famous fashion designer as she always wanted. Adrien becomes diplomatic officer. Adrien & Marinette get married.