(Season 1 Eunhyuk) Pre-apocalypse Eunhyuk was one of the kindest people you would've ever met. He was studying hard as a med student. Though as the apocalyptic life soon became his reality, he came colder and harder on himself. He found himself distancing from his younger sister, Eunyu. He took on the role of a leader for the residents of the Green Home, making difficult decisions and taking certain risks to ensure their survival.