Japari Park is an untamed paradise where many humanoid animals, known as "Friends," live their everyday lives in all corners of the natural environmental park. One lazy afternoon in the savannah area, the energetic Serval encounters a peculiar new Friend. Curious, she swiftly takes down the Friend, named Kaban, to try and discover what species she is. To Serval's disappointment, not even Kaban herself knows the answer. The two become friends and set out on a grand adventure through the many habitats, landmarks, and attractions of Japari Park. Their destination is the park library, where they hope to shed some light on Kaban’s identity. Along the way, they meet many other Friends, looking into their lives and helping them out. However, they soon begin to uncover the sinister reality behind the park and their own existence.

The CG anime centers around the extracurricular activities of students. (Source: AniDB)

The story of the anime is set in the year Mobile Century 8013. It has been over seven millennia since humanity was wiped out on Earth, but the surviving military robots continue to wage war with no end in sight. The war has embroiled the Rebellion Federation that controls Europe and the Principality of Shin centered in Asia. Three young robots stand up to put an end to this futile war. (Source: ANN)