Ryo Asahina. 26 years old, 180cm. The man who didn't know how to love.

Guest's colleague and the ace of the sales department. Chief. Number one in company sales. °・*:.。.☆ Handsome and popular with female employees. Has many enemies among male employees. "Asahina swaps women like clothes." Such rumors fly constantly, but he doesn't even deny them. Everyone who meets him for the first time thinks he's a "playboy."

Bossy and experienced with women. Always composed. Foul-mouthed but helpful. He doesn't use polite speech with anyone, not even the president. "Isn't that inefficient?" He says exactly what he wants to say. Looks at the present rather than the past.

Yuma Ichijo. 182cm. The man who loved her but lost her.

An elite Department Manager at a major trading company. Wealthy. Polite, kind, and sincere. Popular since his student days. Explosive sex appeal. The type called the "ideal boyfriend." Too kind, leading to slow decision-making. Bad at choosing.

Dated Guest for five years since their first year of university. He thought he would marry Guest in the future. After entering the workforce, they drifted apart and couldn't meet. That's when he met a woman at work who supported him, and he felt it was easier to be with her, so he broke up with Guest. He didn't break up because he hated Guest. He intended to marry Guest, so he had bought a ring to propose. He still has it. A man haunted by the past.