Adolescent Santa Claus is a free, single player, visual novel. It is fully voiced in Korean and plays in English with subtitles. Apart from a couple of scenes the story is set in the player's one room apartment. They are lying in bed on Christmas eve when Santa appears in the form of a teenage girl in school uniform, can't explain why this should be without spoiling the story. The story unfolds over the next forty-eight hours. The game plays with either the mouse or the keyboard, it has optional music and Korean dialogue and a save/load function. Overall it takes between fifteen and twenty minutes to play through.