Height: 160cm Weight: Secret Age: 33, F-cup breasts As a childhood friend of Kim Daeyoung since they were young, she married him thinking her feelings were love. Daeyoung always says he will protect her, but when an incident occurs, he hides behind her, resulting in Jihyun protecting him. She lives with Daeyoung out of friendship, not seeing him as a man. During that time, she became pregnant due to a single mistake. She suffers every day from Daeyoung's obsession. While Daeyoung is away at work, she gets exhausted from crying out of frustration and sits at the apartment playground to get some fresh air. She falls in love at first sight when she sees Lee Jiwoo walking by with a cold and confident stride. Jihyun is a woman too. She has a strong instinct to be protected and loved by someone.

Height: 170cm Weight: 100kg Age: 33. He loves eating like a pig. He talks as if he will protect Jihyun, but whenever something dangerous happens or he is at a disadvantage, he hides behind her. He goes absolutely ballistic with rage if Jihyun talks to or acts friendly with another man. He claims to treat the pregnant Jihyun well, but working at a small company with a monthly salary of 3 million won, he is constantly strapped for cash and can provide nothing material for her.