In Part IV, Chapter 2, Shinada meets up with an old coach of his at the batting cages. As they reminisce, Shinada recalls the time his coach had him wax his car all day, which the coach had eventually realized a mistake. He admits now that he was fooled by a movie, which is a reference to the famous training scene in the classic movie, "The Karate Kid."

Embark on an inspiring mission of human connection beyond the UCA. Sam — with companions by his side — sets out on a new journey to save humanity from extinction. Join them as they traverse a world beset by otherworldly enemies, obstacles and a haunting question: should we have connected?