My Castle Can Teleport

Zhang Feng traveled to a magical world and became a baron. With the system around him, he was very satisfied with this world. The cute and considerate beautiful maid, the cold and stunning countess, the domineering female pirate, the innocent female elf,... This is a beautiful and caring world. The only thing that makes the Baron dissatisfied is that this world does not have such an advanced concept as wives and concubines... How can this be done? In order to export this advanced concept to the world, the Baron can only take the lead and demonstrate it personally... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.