아들이 있는 남편과 재혼한 수정. 그녀는 나이 차이 얼마 나지 않는 아들 세웅과 잘 지내보려고 하지만, 그는 쉽사리 마음을 열지 않는다. 어느 날 세웅은 아빠가 새엄마의 친구와 바람피우는 장면을 목격한다. 그날 이후, 남편 없이 외로워하는 수정을 볼 때마다 점점 여자로 보이기 시작하는데…
Young-suk's father, Dae-sung, is the one who will soon become your stepmother and introduces Hitomi to Young-suk. Hitomi is a young lady of twenty-five who is two years younger than Youngsuk. Young-seok's younger and sexy stepmother Hitomi keeps beating more and more. Then one night, Hitomi comes into Youngsuk's room and takes off his pants...?! Dad begins a breathtaking double life with a Japanese mother you should never know.
Tae-min
Kyeong-joon is driven out to the streets as he can't afford the rising rent. His girlfriend Ji-hye takes pity of him as he has nowhere to go and offers him to stay at her house. However, the woman who greets them at the door is his first love Ji-yeong! Ji-yeong taught Kyeong-joon about love and she was Ji-hye's step-mother. Living under the same roof, he feels something for her again while his girlfriend is also hot.
