PandaWarrior's manga / #Foreign(4)

Uke is heir to the mafia, goes on cruise with newly wedded wife (arranged marriage). Mets seme who is the captain of the ship. Uke gets kidnapped to be sold and seme saves him.

Uke met seme prince a long time ago and were childhood friends. Years later, uke's sister has a marriage interview to marry seme but seme actually liked uke for al these years. Uke agreed to be seme's wife when they were younger and seme wishes to follow through with promise and marry uke. Sister is aware and doesn't care.

Uke dreamed is the youngest prince and dreamed of going to a foreign land to discover a historial area. Goes on adventure but gets caught by another prince in the foreign land. Turns out seme is the head of that land and the place that uke was looking for is that place all along.