Former badminton player Kaho Sawaki (Yuna Kuroshima) comes in front of Sara (Ayami Nakajo), the daughter of King Enma. Kaho was a top player in Japan, but she retired due to an injury. She is now a one-handed coach. One day, her father, who is fighting illness, died leaving a note saying 'continue', and Kaho secretly tried to return, despite opposition from her sister Nanio (Rio Yamashita) and her related parties. Start moving. However, Kaho, who died in an accident due to an unexpected trouble, was seen by Sarah and turned upside down. She gets Sara's wrath and she is dropped into hell.