Mother's close friend Hitomi suddenly shows up at the house. Upset due to her husband's infidelity, she begins venting to Shin'ya, who listens in place of his mother who left for work. Before he realizes it, he's drawn into sharing his own romantic feelings. What started as casual conversation gradually turns into practicing kissing. Unable to appear weak in front of Hitomi, whom he's secretly admired for years, Shin'ya gathers his courage. Their gentle, tentative kisses slowly deepen into something more intense. Carried away by this dreamlike situation, their emotions continue to rise uncontrollably.