In this thrilling sequel series to Mechanical Buddy Universe, humans and machines unite to protect their chosen families!When a massive drone attacks the colony they call home, the Mechanical Buddy Union (Blau, Rainy, Rika, Hawkeye, Dahlia, Jukebox, Cordelia, and Shu) assembles to fend off the threat! Before long, another pair joins the fray: an aspiring artist and her robot mentor, both with violent pasts they wish to leave behind…