26-year-old Yong-jun (Hong Kyung) is troubled by his lack of dreams when he falls for the same-age Yeo-reum (Roh Yoon-seo) at first sight. Yeo-reum takes care of her little sister Ga-eul (Kim Min-ju), a swimmer with hearing impairments, regarding her sister’s Olympic aspirations as her own dream. While youthful feeling…

心地善良的母亲（全度妍 饰）奋力应对竞争激烈的补习班界，帮助女儿（卢允瑞 饰）挤进一位数学名师（郑敬淏 饰）的课堂。

<p>yle=color: rgb(17, 17, 17); f>2019 年冬天收到的一盘录像带唤起了对 20 世纪的回忆。<br/>yle=color: rgb(17, 17, 17); f>　　“从现在起，你会知道他所做的一切。<br/>yle=color: rgb(17, 17, 17); f>　　你可以相信我！”<br/>yle=color: rgb(17, 17, 17); f…