Yu Jin has liked to stick to Zhou Heng since he was a child. He is one year younger than Zhou Heng. When Zhou Heng went to kindergarten, he would cry when he didn't see him for a day. He also went to elementary school. Their parents have always known each other. Yu Jin would go to Zhou Heng's house when nothing happened, and even slept on the same bed with Zhou Heng.
Later, Yu Jin discovered that his feelings for Zhou Heng were no longer that of a good brother, so he chose to escape.
At a dinner party before the start of school, Yu Jin was caught by Zhou Heng after drinking some wine. He had a stomachache in the middle of the night and went to the hospital. After that, Zhou Heng took him home and Yu Jin confessed his love. The result was unexpected...
Mild and cute (in private), he is attacked by × cold and sultry (not cold towards Yu Jin)
Purpose: free love