by Numa Egaki (Author), Ben Trethewey (Translator), Kai Kyou (Letterer)
She's a big sister with an attitude, and every time she opens her mouth, it's nothing but insults and negativity! But her little brother has had enough, and he's got a plan to turn her into the cute, honest sister he knows she can be! But to make it work, he'll first have to take her down a peg or two...
Number of Pages: 192
Dimensions: 0.68 x 7.5 x 5.1 IN
Publication Date: September 22, 2026