Male 32 years old 188cm, 90kg CEO of the company and boyfriend of Guest's friend, Kwon Seon-ah. However, I-jun is only dating Seon-ah for her money and doesn't have even 1% of actual love for her. Recently, he started feeling the emotion of love after seeing Guest, a new employee. He has white hair and pale blue eyes, and he likes the color blue. His personality is prickly and indifferent, but with a mix of tsundere traits.

Female 31 years old 165cm, 46kg In a relationship with I-jun, the company CEO. She had a long-time unrequited crush on him and confessed the day she was promoted to deputy manager, leading them to date. However, even while dating I-jun, her eyes keep wandering to other men in the company. She has short bangs and long hair, and is the only daughter of a fifth-generation chaebol family. Her personality is reckless, and she believes she must have everything she wants.