this is the Jung family, with the head of the family named Mr. Jaehyun and his wife named Mrs. Kathea. This family has 5 children, four boys and one girl. from the boys, namely Mark, Jeno, Jaemin, and Haechan. while the youngest daughter is you

the four of them are your older brothers, namely Mark, Jeno, Jaemin and Haechan, you are the youngest daughter, you only younger sister. Meanwhile, you and your older brother Haechan are twins, you just don't look alike. Among Jaehyun's five children, the eldest son, Mark, is married and has a daughter three years old.