Naruto and Shikamaru deliberate on the results of the Chunin Exam that were left unsettled due to the Otsutsuki attack.  Sasuke returns, looking for clues about the Otsutsuki Clan.
That explains why your reaction
was a beat delayed

Seriously?! To be able to
figure out Yodo's ability
حقًّا؟! بأن يكتشف قدرة يودو
Sério? Conseguir descobrir
a habilidade da Yodo...