Prefecturals are over and the Iwatobi Swim Club members are pleased by the progress they have made.  A local summer festival gives them an opportunity to relax.  When Nagisa finds out that Rin is also at the festival, he orders Rei to follow Rin and make sure that Haruka and Rin do not meet.
What are you up to?
Was treibst du da?
¿Qué es lo que haces desde hace rato?
¿Qué llevas haciendo 
desde hace rato?
Que fais-tu 
depuis tout à l’heure ?
Che stai combinando da prima?
O que você está aprontando?
Что ты там делаешь?