"Yaruki Manman" is a short-form anime series that revolves around the daily lives of a group of anthropomorphic animals who work at a small, struggling animation studio called Manman Productions. The studio is perpetually on the brink of financial collapse, and its employees must navigate the challenges of creating animation while dealing with their own quirks and interpersonal dynamics. The narrative is episodic, with each episode focusing on a specific task or problem the team faces, such as meeting tight deadlines, brainstorming ideas, or dealing with eccentric clients.

The main characters include Manman, the optimistic and somewhat naive director of the studio, who often takes on more work than the team can handle. His enthusiasm is both a driving force and a source of stress for the team. Other key characters include Usa, a rabbit who serves as the studio's animator and is often overworked due to Manman's ambitious projects; Kuma, a bear who handles the business side of the studio and is constantly worried about finances; and Neko, a cat who is the studio's scriptwriter and often clashes with Manman over creative decisions. The team is rounded out by Tori, a bird who handles sound design and is known for his laid-back attitude, and Inu, a dog who works as a background artist and is often the voice of reason within the group.

The series explores the ups and downs of working in a creative industry, highlighting the passion and dedication required to produce animation despite limited resources. The humor arises from the characters' exaggerated personalities and the absurd situations they find themselves in, such as trying to animate a scene with a broken computer or dealing with a client who demands unrealistic changes at the last minute. While the tone is generally lighthearted, the series also touches on the pressures and frustrations of working in a high-stakes, low-reward environment.

Through its episodic structure, "Yaruki Manman" provides a glimpse into the behind-the-scenes world of animation production, blending workplace comedy with moments of camaraderie and perseverance. The interactions between the characters drive the narrative, showcasing their individual strengths and weaknesses as they strive to keep the studio afloat. The series does not follow a overarching plot but instead focuses on the day-to-day challenges and small victories that define life at Manman Productions.