"Kare First Love" is a shoujo manga series written and illustrated by Kaho Miyasaka. The story centers around Karin Hanazono, a high school student who has never experienced romantic love. Her life takes a turn when she meets the handsome and popular Yuu Ariga, a senior at her school. Initially, Karin is intimidated by Yuu's confident and somewhat aloof demeanor, but as they interact more, she begins to develop feelings for him. Yuu, who is initially drawn to Karin's innocence and straightforward nature, reciprocates her feelings, and the two start dating.

The narrative explores the challenges and complexities of their relationship as they navigate the ups and downs of young love. Karin struggles with insecurities and self-doubt, often feeling inadequate compared to Yuu's seemingly perfect life. Yuu, on the other hand, harbors his own vulnerabilities and past traumas, which gradually come to light as the story progresses. Their relationship is tested by misunderstandings, external pressures, and the interference of other characters, including Yuu's ex-girlfriend and Karin's childhood friend.

Throughout the series, the characters grow and mature, learning to communicate better and support each other. Karin becomes more confident in herself and her feelings, while Yuu learns to open up and trust others. The manga delves into themes of first love, self-discovery, and the importance of honesty and communication in relationships. The story is characterized by its emotional depth and realistic portrayal of the trials and triumphs of young love, making it a compelling read for fans of the shoujo genre.