"Wave, Listen to Me!" centers on Minare Koda, a young woman working as a waitress in Sapporo, whose life takes an unexpected turn after a drunken rant about her ex-boyfriend is accidentally broadcast on a late-night radio show. The incident catches the attention of Kanetsugu Matou, the station's director, who recognizes her raw talent for storytelling and offers her a job as a radio personality. Despite her lack of experience, Minare’s unfiltered, passionate monologues resonate with listeners, and she quickly becomes a rising star in the world of late-night radio.

The narrative explores Minare’s journey as she navigates the challenges of her newfound career, balancing her chaotic personal life with the demands of live broadcasting. Her relationships with colleagues, including the pragmatic Matou and the reserved sound engineer Mizuho Nanba, add depth to the story, highlighting the dynamics of workplace camaraderie and mentorship. Minare’s ex-boyfriend, Mato, and her childhood friend, Nakahara, also play significant roles, often serving as sources of conflict or inspiration for her on-air segments.

The series delves into the intricacies of radio production, offering a behind-the-scenes look at the creative and technical processes involved in crafting compelling broadcasts. Minare’s growth as a radio host is paralleled by her personal development, as she confronts her insecurities, past mistakes, and aspirations. The story blends humor, drama, and slice-of-life elements, capturing the unpredictability of Minare’s life and the impact of her voice on her audience. Through its exploration of communication, self-expression, and human connection, "Wave, Listen to Me!" presents a unique and engaging portrayal of the power of storytelling.