Nano, the nanorobot who met his demise in the junyard, reawakens and reassembles. With a newfound motivation to create a family, Nano breaks his "father," Harry Parker, out of Rikers Island and kidnaps his "mother," Dr. Richards, from her laboratory. When his "family" doesn't turn out as he hoped, Nano begins to wreak havoc on Coney Island, where April and Casey happen to be on a "not-a-date."