Why were their bodies swapped? Why did it so happen to Byun Baekhyun & Park Chanyeol, two people that despite each other, and now they had to live each other's life? They didn't even know why or for how long, but it surely brought them closer to another. 

Byun Baekhyun is a school nerd. He’s 20 years old; he’s attending to a good school because of his good grades and good behaviour. He’d always kept his parents and family, and even their neighbours, proud of him. He’s also quite popular because of his gentleman-like personality; nice to everyone, and is the school’s cutie. Park Chanyeol is a grown man. He’s 26 years old and is a businessman. He’s working in