Ore no Haitoku Meshi o Onedari Sezu ni Irarenai, Otonari no Top Idol-sama

A meddlesome high schooler, Mamori Suzufumi, helps her neighbor who had collapsed from hunger. The neighbor turns out to be none other than the extremely popular high school idol, Sasaki Yuzuki! Yuzuki had been excessively restricting her diet in order to maintain her image as the perfect idol. But when the worried Suzufumi serves her a homemade meal...