Theaters in Japan, August 31, 2013
In the wake of an incident in their childhood, six good friends drifted apart. One summer day, their friend who died in the incident showed up in front of them. However, she didn't remember why she came back. The friends gather to find out the reason, and the time that stopped begins to move gradually again. Why did she come back? This is the strange summer experience that she gave. It's been a year since then. The friends, now grown up, begin to move forward.