"Awa-Koi" is a manga series set in Tokushima Prefecture, Japan, known for its Awa Odori dance festival. The story centers on Aoi Kagura, a high school student who moves to Tokushima from Tokyo after her parents' divorce. Initially reluctant about her new life, Aoi becomes intrigued by the local culture, particularly the Awa Odori festival, a traditional dance event that holds deep significance for the community. Her interest grows when she meets Shun Futami, a reserved and serious classmate who is deeply connected to the festival through his family's involvement in its preservation.

As Aoi learns more about Awa Odori, she discovers that Shun is a skilled dancer who has distanced himself from the festival due to personal struggles. Aoi's enthusiasm and determination to participate in the festival gradually inspire Shun to reconnect with his roots. The narrative explores their evolving relationship as they navigate the challenges of preparing for the festival, balancing school life, and confronting their own insecurities. Supporting characters, such as Aoi's classmates and Shun's family, play significant roles in highlighting the communal and generational aspects of the festival, emphasizing its cultural importance.

The manga delves into themes of tradition, identity, and personal growth, using the Awa Odori festival as a backdrop to explore the characters' emotional journeys. Aoi's transformation from an outsider to an active participant in the festival reflects her growing appreciation for her new home and its traditions. Shun's journey, on the other hand, focuses on overcoming his internal conflicts and rediscovering his passion for dance. The story balances lighthearted moments with deeper emotional undertones, creating a narrative that is both engaging and reflective of the cultural heritage it portrays.