Dizi Adı: Free!
Bölüm Adı: Irritated Heart Rate
Sezon/Bölüm: 1. Sezon 10. Bölüm
Yayın Tarihi: 11 Eyl. 2013

Coach Sasabe begins training the Iwatobi Swim Club for the upcoming tournament. Meanwhile, Rei is unhappy about the fact that he’s the only one who doesn’t know about what happened with Rin in the past. After Rin expresses his frustration, Haruka decides to tell him about what happened when they were in grade school.