Dali, Ju-young, and Yeon-woo are high school classmates. Quite late at night, the three of them are talking about another classmate called Sun-hee while waiting for a bus. They eventually find out that each of them had a strange and weird memory related to Sun-hee...

The Family stays by Agnes deathbed, encounters Simon who returns to the family in 16 years and gives him a cold treatment.