Final answer:
James is observing and trying to interpret Rafael's facial expressions and gestures before Rafael writes notes on a paper and hands it back to James.
Step-by-step explanation:
When Alfred sees James in the clubroom, James is deeply engrossed in contemplating and interpreting the subtle nuances of another character's, Rafael's, facial expressions and finger movements. This contemplation is described in detail, showcasing James's focus on determining the underlying significance of Rafael's minute actions. Ultimately, after these moments of intense scrutiny, Rafael picks up a pen and writes on a paper with a smile, later handing this paper back to James filled with notes.