Seira, (Real Name: Herami Fukasera) is an approval-seeking girl (26 years old) who works at a maid cafe. Her younger sister, Kira, is an idol (19 years old) who is rapidly gaining popularity with her cool, and mature character. However, the real Kira only ever think of her sister and tries to cheer her up in every possible way to help her sister with her mental health and anxiety

せーら（本名：平良深 瀬良）はメイドカフェで働く承認欲求高めな女子（26歳）。そんな彼女の妹・キラは、クールな大人っぽいキャラで人気沸騰中のアイドル（19歳）。しかし、素顔のキラはいつも姉のことしか考えておらず、不安を抱える姉のため、あらゆる手段で励まそうとしていて…。