Zeno is a young man who enjoys a laid-back, life deep in the forest. As always, when he was walking through the forest to go down to the town to kill time, he found a young girl on the way to the town who was in a bad shape. The girl, who is unable to speak, has been abused and does not trust people, is cared for, and the girl, who has turned strong and beautiful, opens up her heart to Zeno. Ema Miyauchi, a girl who was raised in an abusive environment. Unable to go to school and terrified of her violent father, she eats a few food and somehow manages to survive, until she is suddenly absorbed into a space that appears out of nowhere. Faced with unknown creatures, unknown culture, and unknown knowledge, the young girl struggles to improve herself. She is determined to give her all to the young man who saved her.