A robotic father is awaiting his own death sentence. 23 years ago, he found an abandoned baby in a garbage station and exhausted himself raising her to adulthood. Now with a score of 39, mandatory scrapping is enforced, leaving only 30 days. The daughter smashes all her savings, trying her utmost yet failing to buy back his life. At the end of the countdown, this pair of father and daughter smile as they walk through their final journey, while inside the robot's cold system, data named love grows for the very first time—a game rewriting the rules begins from here.