This chapter is positively brimming with subtle character interactions and not-so-subtle plot developments – about as narrative-driven as one could wish for from this series.
So Yuki is starting to take a more active role in the Sohma family intrigues, and I think it’s safe to say that it’s not because his fears are any less, but that he’s finally found something to fight for. When he overhears Shigure insinuate that Akito (with Kureno) is heading out to meet Tohru, he decides to tail them.