Aya Asahina

Hana is a normal high school student, unsatisfied in her daily life. One day she had a dream and met a 10-year-old girl living in Sengoku Era. The girl lives hard with poverty and misfortune in that world and the two are going to have a sisterhood friendship. When Hana wakes up, she is taken away by the government special agency and subject to severe scrutiny about her dream. There is something called Akashic Record and the destinies of all humans follow that record. And the future record of all mankind is gone in a month. The key to solving the problem is the girl who appeared in Hana's dream.

As a child, Manami attended her father Takuma's boxing matches and marveled at the scarlet shoes he wore. Unfortunately, he and his wife died in a terrible accident while he was preparing for the long-awaited championship. Now a single mother of a daughter she adores, Emi, Manami has decided to follow her father's footsteps and is back in the ring after her husband died of a long illness. However, her mind and body are not there and she is humiliated. Sinking into poverty, barely able to feed Emi and losing every job she has, her mother-in-law gains custody of her daughter. Overwhelmed by grief and anger, unable to catch her breath, she falls to her lowest point. However, her coach comes to pick her up from the Fukuoka Red Light and promises to make a champion of her so she can reconnect with Emi.

Yuko Morimiya is a high school student and she lives with her stepfather Morimiya. Morimiya is her third father. Her mother, Rika, is a free spirited person and has remarried several times. She disappeared from Yuko's life at a certain point. Even though Yuko and her stepfather are not blood related, she is fully loved by him.

Iori’s only dream is to go to college on a remote island—but when he gets roped into the school’s debaucherous, alcohol-indulgent diving club his hope for a sparkling campus life is thrown into chaos.