This is the story about Dongwoon's daily lives... How he deals in everything in his life, his love life, his surroundings, his friends and many more....  He was the second son of Mr Son. An average university student.... who loves by his friends and seniors. He was very close to his cousin, Yoseob and also his best friend, Sungyeol. They had been friends since kids. Together, they enrolled in the same university. Dongwoon wasn’t that cheerful but he led quite a good life though. He was a typical normal boy, who got a lot of friends and kind towards people around him. But well, sometimes not all people were kind, he had his own weakness. Nevertheless, he had a caring and loving parents and sister. Although sometimes he thought his parents weren’t normal, in weird way, he still was lucky to have such parents.

His trouble life began after he met Sungjong, the quite 'trouble' kid. But their encounter wasn't that good, to the worst... He stayed in Dongwoon's house for the time being. How will he face this? His mother said that they used to be his childhood friends...