Saijo no Osewa: Takane no Hanadarake na Meimonkou de, Gakuin Ichi no Ojousama (Seikatsu Nouryoku Kaimu) wo Kagenagara Osewa suru Koto ni Narimashita

Synopsis: Hinako Konohana is the perfect young lady—graceful, elegant, and flawless... or so everyone thinks. Behind closed doors, she's a total disaster who can't handle basic chores! When ordinary student Itsuki Tomonari becomes her caretaker, he's thrown into 24/7 damage control, maintaining her "perfect" image. It's awkward, nonstop chaos—but it starts softening into something that feels like love... (Source: Crunchyroll)