It's a 3D Puzzle Game talking about the philosophy of love and encounter from female's perspective. All we experienced in countless “yesterday” make us be ourselves today. Beautiful visual performance and intriguing music immerse players in this fantasy world soon, where dreams mix with reality, time and space interweave together. As digging into the unique gameplay about variable axial Rubik’s Cube, and playing through full of challenge levels, players will gradually see the whole story and start feeling grateful to “yesterday” and cherish the present, which are what the game want to express.