When Genichiro Sanada met the lazy girl and her poisonous-tongued sister.
"Hey, now, why does Sanada-senpai wear a hat?" Fujita Arata looked at the back of Sanada who just passed her in the corridor and yawned.
"Maybe he's bald." Chisako Fujita straightened her collar.
"..."
"What's wrong?" Chisako glanced at Fujita Shin, "What's so strange about a middle-aged man being bald?"
In short, this is a story about two missing girls and Emperor Sanada.