It was two people who went to class together during class, and two people went home together after class; it was the girl who was hungry, and the boy rushed out of the classroom to buy the girl something to eat, whether it was a pack of milk or a piece of bread; it was the girl who did not allow the boy to talk to girls other than her because of her selfishness; it was the boy who took the girl and his brothers on an outing; it was the girl who gave her a birthday gift because the boy gave her a Hugging a bear brought tears to my eyes; it was the hot water bottle that the boy prepared for the girl when she had a stomachache; it was the boy's big hand holding the small hand in his pocket in the cold winter; it was the dream of being admitted to the same university and continuing to be together; it was... It was the fantasy of "holding your hand and growing old together"; we have also imitated the example of "the mountain has no edges, the sky and the earth are in harmony, and we can be together with you." Looking back several times, the rolling world is like a dream!