Eri Saito

Sumiko is a university student who is blessed (or suffers) from a special ability to instantly grasp the BPM (beats per minute) of almost anything. One day she meets a boy who inexplicably sends her own BPM off the charts!

The story centers on Kurumi Hosoya, a high school senior and member of the newspaper club, who is one week away from turning 18. When her childhood friend, Naoki Tachibana, gains sudden fame for rescuing an elderly woman on the last day of his 17th year, Kurumi becomes determined to achieve something remarkable before her own birthday. Her efforts, however, often lead to unintended consequences.

65 million years ago, the knights of the Ryusoul Tribe were selected to participate in a war campaign against the dictating Druidon Tribe who sought to rule Earth. But the Druidon's war campaign was halted by the meteor that brought the age of the dinosaurs to an end, forcing them to flee into space. Meanwhile, the Kishiryu were placed in a deep sleep as a failsafe should the Druidon return. The chosen knights choose to live in peace while passing their mantle down across generations. In the present day, the Druidon return to reclaim Earth as the current generation of knights, the Ryusoulgers, battle them with the support of Ui Tatsui and her father Naohisa Tatsui.

Set in the 1990's, high school student Ayu lives with her mother and grandmother in Fukuoka. She works as a model, but, to pursue an acting career, she goes to Tokyo with her grandmother. While attending a high school, she picks up acting work, but only minor roles. One day, Ayu meets Masa, who is the executive director of record label A Victory. He decides to make Ayu into a singer. According to Masa, Ayu prepares to make her debut as a singer. Meanwhile, she encounters jealousy from rivals at her record label. Trusting Masa, Ayu endures her problems. She also develops feelings for Masa and Masa also holds feelings for her.