Many children in northeastern Japan are still suffering psychological trauma from the 2011 earthquake and tsunami. Yui Sato and her mother lost 3 members of their family in the tsunami. The wound it left in Yui's heart became apparent 5 years after the disaster. Like Yui, over 10,000 children are in need of mental care after the disaster. Many children have stopped going to school, too. This is the story about a mother and a child trying to move forward step by step.