Yuu, a beautiful mother, lives alone with her son. She has been feeling lonely, unable to see her husband for a long time due to his overseas assignment. One day, her son's best friend, Haruto, comes over to watch a popular online romance drama. Haruto, who has had feelings for Yuu since he was a child, suddenly steals a kiss from her. Contrary to her own will, Yuu feels her heart racing uncontrollably. As Haruto continues to press her and steals her lips once again, the unfaithful desires she had been suppressing are finally ignited...
