Sora makes a wish that they had never gone to camp that summer and it comes true. Now everyone's life has been flipped upside down and sees how different life would be without camp that summer.
"I'm sorry, Soobin."
"I know, but you shouldn't."
Summer Camp, it was the best 2 months where they thought was indeed torture. But what if something happened and made them part way? In Winter they met, but was never the same.