"Have you ever fell in love with two persons at the same time?" Dawon is the perfect instructor for a summer camp. She is a great leader, loves her campers and loves her work. Everything seem to be as normal as it could be, until Mr. Bee announces they have new campers that year. And when Dawon puts her eyes on two of them, she knows she's screwed.

After Siwon and Eunhyuk's wet and shirtless encounter, things start to change in the Super Junior dorm. Eunhyuk starts to recieve icey cold stares and gets given the silent treatment from the one who he was most famously paired with but what does this all mean? Could Donghae be jealous? Or is there something more to the story?