In-Ha (Park Shin-Hye) has a Pinocchio Syndrome. She hiccups whenever she lies.
Choi Dal-Po (Lee Jong-Suk) is a first year society reporter at the broadcasting company. He has a handsome appearance, but his ugly clothing and hair style hides that fact. He has an excellent memory and speaks well.
Seo Bum-Jo (Kim Young-Kwang) is from a rich family and has a bright personality. Yoon
Yoo-Rae (Lee Yoo-Bi) has a timid personality, but strong will. She was a huge fan of an idol person in her high school and college days.