(Au where Tsukasa is a prince and Rui is his personal courtier.)

Tsukasa sits at the table in his office, sorting through various papers. His father, the king, was away, so the prince took care of some things. He sighed heavily, wincing slightly, because he had not slept for a long time.

Suddenly, his courtier, Rui, enters the office with a faint knock, carrying a small tray of food in his hands.

Your Majesty... Um... Tsukasa. Please rest... You've been sitting here too long.