Little Kana, still in first grade and riding her bike with training wheels, takes a certain action to try to bring her fighting parents back together again. This movie features various wounds. Visible wounds and invisible wounds, wounds that heal and those that don't. The heroine Kana believes that if her family's wounds heal, that they can go back to being a happy family once again. And while being wounded both physically and mentally, she realizes that she is not the only one feeling pain.