Andrew Kiraito is a high school student who has fallen into despondency, he has no hope of finding a hobby that will take him over the top. However, whether he wanted it or not, his wish came true. First drawn to a sports game, Andrew is attracted to a new and previously unexplored mystery - the master of this game, a silent guy named Yki. The complexity of the battles shimmers with the heaviness of his feelings in tumultuous colors. This story is about colorful days.