Free! -Iwatobi Swim Club- Episode 4: Captive Butterfly!
Episode 4 of 12 of Free! -Iwatobi Swim Club-, aired July 25, 2013, 25 minutes. Available with English subtitles and dub where released.
Episode summary
The Iwatobi Swim Club has a full roster now.As they begin to practice, they run into a little trouble.After a certain member claims that his swimsuit is to blame, the club makes a trip to buy new swimsuits.