Otaku Master x Little Assistant

your brother wouldn't be sick," Ning's mother's voice rang with anger."Your brother is so unhealthy, you don't even try to stop him from sneaking out to play..."Ning Shu opened her mouth, wanting to... wanted to look back.But Qin Yi had already come up from behind, his tall frame pressing close. As if sensing his worry, he spoke in a low voice: "I locked the door when I came in, Doctor Ning, don't...