While his parents were away on a trip, his mother's friend Misako was going to take care of him. Yuki had always found his mother's friend Ito, but as he watched Misako diligently doing the housework, he felt a strange emotion well up inside him. What was this feeling? As he was thinking about it, he opened the bathroom door and happened to see Misako in the bathroom. When he saw that scene, Yuki understood his own feelings. This feeling was love. And now, I'm lusting after Misako...