The main character Yukibana Kira is a young guy who lives alone. Among his friends is only a cat. Gradually he falls into depression, a melancholy mood appears. In order to somehow unwind, he begins to take evening walks. All the action takes place in winter, and in snowy weather the young man and his pet wander along the street. Quite unexpectedly, late at night, he meets a lonely girl who is walking aimlessly around the city. Seeing a kindred spirit, the character gets acquainted with a charming creature. As a result, they begin to communicate closely, and evening walks bring the young people closer. Now they are taken together, and the hero cannot wait for dusk.

The game Yukibana Kira is presented in two versions. In the first case, it is an ordinary story. In the second version, erotic scenes are presented. Therefore, such a scenario is intended only for adult users. The player in any case watches the development of relations between young people. After all, night meetings gradually develop into love. At the same time, the user cannot take actions that affect the development of the plot. The main task of the hero is to find out the secret of his beloved. Namely, why she appears only at night, and in every possible way avoids meeting during the day. In the process of demonstrating the narrative, you should read the dialogues between the characters, find out the guy's thoughts about what is happening. All this is seasoned with graphics made in the style of Japanese manga.