メンタルが強くポジティブなヒロインがストレス社会を生き抜く姿を描く。会社員・白川(井桁弘恵)は、周囲のひがみやねたみを気にせず仕事に打ち込んでいた。一方、先輩社員の町田(野呂佳代)は、体形をからかわれても愛想笑いをしてしまう自分に嫌気が差していた。ある日、町田は白川に話し掛けられる。
It depicts a mentally strong and positive heroine who survives in a stressful society. Shirakawa (Hiroe Igiri), an office worker, devotes herself to her work without worrying about the distortion and envy of those around her. On the other hand, Machida (Kayo Noro), a senior employee, is disgusted with herself for laughing amiably even when she is teased for her body shape. One day, Machida is approached by Shirakawa.