Introvert Yuan transfers to a new school. There he meets Jackson and Junkai, who are responsible for the big  changes in his life.

Karry was lying down on his bed with his stomach. He was thinking about something while tapping a pen on his lips. Then he looked down at a piece of paper and read the words he wrote before. Its title was ‘What will we do on Sunday morning’ and some activities were written after it. “Hmm… I think that’s enough,” he said. Then he got off his bed and put the paper and pen on the table. After t