"Wave, Listen to Me!" centers on Minare Koda, a 28-year-old waitress living in Sapporo, whose life takes an unexpected turn after a drunken rant about her ex-boyfriend is 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 initial reluctance, Minare embraces the opportunity, using the platform to share her unfiltered thoughts, personal experiences, and sharp wit, which quickly resonate with listeners.

The series explores Minare’s journey as she navigates the challenges of her new career, balancing her chaotic personal life with the demands of live radio. Her on-air persona, marked by her candid and often humorous monologues, contrasts with her off-air struggles, including financial instability, romantic misadventures, and the pressures of maintaining authenticity in a competitive industry. Supporting characters, such as her coworker Mizuho Nanba and the reserved sound engineer Mato, play significant roles in her development, offering both professional guidance and personal camaraderie.

As Minare grows into her role, the narrative delves into the intricacies of radio broadcasting, highlighting the creative process behind crafting engaging content and the impact of her words on her audience. The story also examines themes of self-discovery, resilience, and the power of communication, as Minare learns to channel her vulnerabilities into her work, transforming her life in unexpected ways. Through its blend of comedy, drama, and slice-of-life elements, "Wave, Listen to Me!" presents a grounded yet compelling portrayal of an ordinary woman finding her voice in an extraordinary medium.