张浩梦想成为一名厨师，他和父亲杨洙关系很好，足以谈论他的女朋友，他们一个人生活。一天，杨洙告诉张昊，他要和一个俄罗斯女人再婚。张浩接受了这一点，并与奥尔加会面。他惊讶地看到一个年轻漂亮的女人站在他面前。几天后，杨洙去俄罗斯出差，张昊和奥尔加认识了对方。。。

Jang-ho, die ervan droomt chef-kok te worden, heeft een goede band met zijn vader Yeong-soo; genoeg om over zijn vriendin te praten en ze wonen alleen. Op een dag vertelt Yeong-soo aan Jang-ho dat hij gaat hertrouwen met een Russische vrouw. Jang-ho accepteert dit en ontmoet Olga. Hij is verrast als hij een jonge, mooie vrouw voor hem ziet staan. Een paar dagen later gaat Yeong-soo op zakenreis naar Rusland en leren Jang-ho en Olga elkaar kennen.

Jang-ho who dreams of becoming a chef is pretty close to his dad Yeong-soo; enough to talk about his girlfriend and they live alone. One day, Yeong-soo tells Jang-ho that he's getting remarried to a Russian woman. Jang-ho accepts this and meets Olga. He is surprised to see a young and beautiful woman standing before him. A few days later, Yeong-soo goes to Russia on a business trip and Jang-ho and Olga get to know each other.

엄마, 이제 우리 둘만 아는 비밀이 생겼네요 요리사를 꿈꾸는 장호는 아버지 영수와 여자친구에 대한 이야기를 공유할 만큼 허물없이 지내며 단둘이 한 집에 산다. 어느 날, 아버지는 장호에게 러시아의 젊은 여인과 재혼을 했다는 충격적인 사실을 털어놓는다. 쿨하게 아버지의 재혼을 받아들인 장호 앞에 나타난 새엄마 올가. 장호는 예상치 않게 젊고 아름다운 올가를 보고 몹시 당황한다. 며칠 뒤, 아버지 영수는 러시아로 출장을 가게 되고 올가와 장호는 일상을 함께하며 조금씩 가까워지기 시작하는데…