On flight 710, a number of passengers share one thing with each other: that they are all mental patients with hidden secrets. Their plans and stories converge into one fate.

A family consisting of a mother, two sons and three daughters move to a new home just a year after the father's death. The series shows the relationships between them and outside their surroundings, the stories and the situations they face.

A recently widowed workaholic clumsily navigates life with his kids, guided by his late wife's online tips. Can he ace this crash course in parenthood?