A 23-year-old, Ah Yoo Jin is a writer, publishing a novel. She lives by herself and is quite frugal. She's not very social, but has a lot of connections. She tends to speak what's on her mind and tries to stay out of trouble. 

A 27-year-old Choi Seung Hyun, full of charisma, next in line CEO of a publishing company. Although he looks very rough, once you get to know him, he's very childlike. Since he's trying to be boss, he's working on his image of rather than childish, being hardworking. 

Song Jae Kyung, a 24-year-old, friend of Yoo Jin. Her father is the CEO of the rival company of Seung Hyun's. She's the opposite of Yoo Jin, as she liked to spend her money, and acts blunt. She has a very bubbly personality, and likes meeting new people. 

Thank you, you for giving my story a chance :D Hope you read more <3 This is just an idea, so please enjoy. Don't be hesitant to comment, constructive criticism is okay!