Princess to Kekkon?

The Kingdom of Edenbourg faces uncertainty after the king vanishes. Princess Isabel resolves to locate her missing father and recruits Lieutenant Adam to assist her. To gather information, she devises a plan to enter a pub by pretending to be a married couple with Adam. She tells Adam she will rely on him if things go wrong, though he objects due to the risks involved. Adam ultimately agrees to help and prepares for the mission. During the operation at the pub, Adam is surprised to see Isabel dressed in a revealing manner that makes her appear promiscuous.