Ever since losing her mother at a young age, Miori has lived alone with her father. Recently, her father succumbed to illness and passed away. As he took his final breath, he entrusted Miori with a bell—her mother's last possession. Only Miori knows the truth: this bell has the power to awaken the genetic legacy passed down from her mother. What fate awaits her now? This story, just beginning, is one filled with tears and hope.