ASTRO BOY Tetsuwan Atom Tokubetsu-hen: Ivan no Wakusei - Robot to Ningen no Yuujou

Fuente: AniList

Atom is attending a party on the space station with Dr. Ochanomizu. However, while at the party, he hears a voice. It is the voice of a robot that had been abandoned by someone. The abandoned robot is a security guard robot named Ivan, and after being refueled with energy, Ivan sets off on a journey to find his owner, Minya.