C444 Consider

"I still have other patients to take my leave. Think about it carefully."

He patted Jiang Wu's shoulder and, while she wasn't paying attention, threw a folded slip of paper into the pocket of her blouse.

Then he left the ward.

Wang Lih gave Jiang Wu half a day to think it over. He would come to check up on the ward again before he got off from work. When that time came