艺考生男孩为了逃避考学压力，独自租住在一个胡同里，他的对门居住着一位独居老人。本来两个毫无交集的人，由于一个神秘女孩的来临被牵扯在一起。老人请求男孩帮忙画一幅画像，男孩得知了女孩的身份并最终答应帮助老人你画完肖像，过程中老人向男孩吐露心扉，两个陌生人的关系也因此发生了微妙的变化...

In order to escape the pressure of entrance exams, the art examinee boy rents a house in an alley alone. The house opposite to his lives an old man. The two persons who have no connections get involved when a mysterious girl comes. The old man asks the boy to draw a self-portrait for him. The boy discovers the identity of the girl and finally promises to help the old man to finish the portrait. In the process of painting, the old man confides to the boy and there is also subtle changes between the two strangers...