Nobility by Eva Caye

Prince Matthieu Sinclair, the Heir Second, has many duties; he must not only take space duty in the Service, he also establishes the Imperial Protocol Academy to educate the multitude of Imperial youngsters in the basics of their lifestyle, since he will be the Emperor of their generation. Yet to find a lady who could withstand the pressures of being his Empress is a formidable task!
When he returns from an undercover assignment to find disaster, Matthieu subsumes his needs to minimize the stress on his family, for they are more important than anything else. Yet when a diplomatic mission goes wrong and his strongest role model dies, who will help him cope with the tragedy?