YuYan's incomplete sentence were like waiting for a final verdict that slowly making Li FuJin's heart skip beating, especially her last words that seems about him that she can't say it clearly.
Li FuJin was so nervous to the point where he doesn't know what to expect. If YuYan remembered his real identity, then he had to prepare how to explain everything to her.
If that happens, he doesn't know how or where to start, but before he can think what was running in her mind, he knew that he first needs to know what she was thinking, or rather what it is about, so he tried his best to calm his jumping heart.
Therefore, Li FuJin stares at her intently as he didn't want to miss any expression on YuYan's face.
He silently took a deep breath and asks with a slightly hoarse voice with a tinge of anticipation. "I am what?"