Ohtani is a funny, nice guy. When he saw Mari smile, he couldn't help but fall head over heels. She is a quiet and shy girl, but thanks to Hikari and Asagiri, Ohtani has been slowly getting to know her. But her eyes seem to drift away in the direction of a certain teacher…

Mari Takahashi is a beautiful, shy girl, who is attracted to her teacher, Matsudaira-sensei. One day, her secret feelings come spilling out… Meanwhile, Hikaru Asagiri, a handsome student with impeccable academic and athletic ability, enters the picture. He lives life on easy mode, but what does he hide in his heart?

One might call Hikari extraordinarily ordinary. One day, she takes up a new hobby-imagining what a romance would be like between her pretty friend Mari and the cute guy in their class, Ohtani. It's all in harmless fun, until the roles start to get tangled in Hikari's mind. Does she really have to be just the best friend in this love story? And just who is on Ohtani's mind when his eyes drift away…?