"Dōbutsu no Oishasan" is a manga series that centers on the life and work of Dr. Haruka Tenma, a veterinarian who dedicates her career to caring for animals in a small rural town. The narrative explores her daily challenges, professional growth, and the relationships she builds with both animals and their owners. The story is set in a veterinary clinic, where Haruka and her colleagues handle a variety of cases, ranging from routine check-ups to complex medical emergencies. Each chapter often focuses on a specific animal patient, highlighting the emotional and ethical dilemmas faced by veterinarians.

Haruka is portrayed as a compassionate and skilled professional, deeply committed to her work. Her interactions with the townspeople reveal the interconnectedness of the community and the importance of trust between veterinarians and pet owners. Supporting characters include fellow veterinarians, clinic staff, and local residents, each contributing to the series' exploration of themes such as responsibility, empathy, and the human-animal bond. The manga also delves into the technical aspects of veterinary medicine, providing insights into diagnoses, treatments, and the challenges of animal care.

The narrative structure is episodic, with each case serving as a self-contained story while contributing to Haruka's overarching character development. The series balances moments of tension and drama with lighthearted and heartwarming scenes, creating a realistic portrayal of life in a veterinary clinic. Through its focus on both the professional and personal aspects of Haruka's life, "Dōbutsu no Oishasan" offers a comprehensive look at the world of veterinary medicine and the impact it has on individuals and communities.