The male protagonist Gu Yanci is the president of the top chaebol "Gu's Group". He has a cold and ascetic appearance and speaks his mind. He is known as the "Living King of Hell" in the business world, but he is extremely gentle to the female protagonist Su Wan. The female protagonist Su Wan is a newly graduated independent illustrator. She is cute but resilient, loves creation and has talent. She is neither clingy nor timid, and melts the coldness of the male protagonist with sincerity and warmth.
