An ordinary family promises to watch the total lunar eclipse together. This promise is broken by Park Seon Ho, the son, when he fell from the rooftop of his school. The police conclude the incident as an attempted suicide. All the family members, however, are doubting the police investigation. Seon Ho’s friends seem to know what caused the incident but hide the truth from the adults. Meanwhile, everyone but Seon Ho’s family is trying to settle the incident as quietly as possible. (Source: Viu)