Even if it's just a step-relationship, a bond should sprout like a real parent and child. Believing that, Shiori has seriously faced her husband's stepson, Takaki. Thanks to her efforts, she was able to build a relationship with Takaki as close as siblings. However, Takaki actually harbored romantic feelings for Shiori. Shiori is shaken and rejects this unexpected situation, but from that day on, she starts to be aware of Takaki...