凛とチア。

Rintaro Haruno, a high school student, lives with his mother and older brother in a single-parent household. Inspired by the joy of cheerleading, Rintaro joins the school’s cheerleading club to pursue a meaningful goal. He meets Saho, a dedicated club member with a complex past tied to the team. Together, they work to rebuild the struggling club, recruiting new members and training for performances. Rintaro’s efforts focus on fostering teamwork and overcoming personal challenges within the group. The story follows their journey through school events and club activities, centered on cheerleading and personal growth. (Unreviewed summary by Grok 3)