"First published in Japan in 2013 by Shueisha Inc., Tokyo."--Page [4] of cover
Behind closed doors, she's a completely different girl! Taihei's little sister Umaru is the picture of perfection: elegant, poised, and polite-not to mention drop-dead gorgeous, brilliant, and multitalented. She's the perfect high school girl who everybody envies and adores. What nobody knows is that this perfect little sister has a big secret!!
