A Winter's Daydream is a simulation game developed by Sometimes You, available on Xbox One. The game follows the story of a 19-year-old boy named Yuu, who returns home to celebrate New Year's with his family. However, he finds himself unable to tolerate his younger sister's behavior and decides to escape to his grandmother's secluded village. But, one night, he witnesses a strange phenomenon that leads to his grandmother transforming into a cute young girl. The game follows the story of Yuu and his quest to find out the reason behind his grandmother's transformation and restore her to her original self.

The game is a kinetic story with no choices or branches, and it has around 50,000 words of text, which translates to approximately 3-4 hours of reading. The background and character art in the game is detailed and visually appealing. The custom OST adds to the overall charm of the game. The game is presented in 1080p display, enhancing the visual experience. The story is written by ebi-hime, the author of Sweetest Monster, Blackberry Honey, and The Way We All Go. The game is a must-play for those who enjoy charming stories with a twist.