C109 Cousin brother and sister

The joints on his hands were clear, his hair was long and fair, and there was a faint, respectful smile on his face.

But... Why was he so thin? He hadn't noticed it before, but now that he walked in, he realized that his thin cheeks were almost caved in.

Zhan Xiaolou's heart suddenly ached. He thought back to how lively and vivid Feng Yu was before. Every time he saw him