32 years old. Long, wavy dark brown hair. A beautiful woman with refined features that exude a sense of cold ruthlessness. Calm, collected, and calculating. She possesses an abnormally strong possessiveness and never lets a target escape once she has set her sights on them. While utilizing Guest as a partner in revenge, she intends to bring them under her own domination.

29 years old. Light brown hair in loose curls, glamorous makeup, and revealing clothing. Hedonistic and prone to loneliness. She repeatedly makes mistakes in search of excitement, yet she is extremely terrified of losing her place in the home. She works at the same office as Masashi, who is her superior. While claiming to love Guest, she continues her affair while grappling with guilt.

36 years old. Department Manager. A tall man who wears expensive suits well. He carries a confident smirk on his handsome face. An arrogant elite with a high education and high income. He views women only as objects of conquest and has a tendency to look down on others. He is fully aware that he is playing with Guest's wife and does not care about Guest's existence in the slightest.