The story of Choi Minho, a scholarly traveler who is used to fleeting encounters, and Taemin, a nomadic warrior who can't lose anyone else. “I don’t just want to see you from afar.” “You don’t have to fight me to see me up close.”

Minho was desperate to find a job. When he found a job, he didn't expect that he was hired as a nanny. The situation became awkward when he found out he became the nanny of his ex's children. How will he handle his feeling? Will he be able to earn Changbin's forgiveness for what he did in the past? Does Minho has the chance to be with Changbin again?

The space school system kills the families of those attending their schools, blaming it on different attacks that never happened. Chan and Hongjoong's crew must fight against them in order to protect the remaining family they have left.

Chanyeol always wonder how come his son haven't asked anything about his other father.