Oh Ha Ni is a ten year old girl, a beautiful and intelligent young girl, she came from a rich family. Her father is Oh Gi Dong, the one who owns a noodle shop called Pal Bok Noodle House. She also a granddaughter of rich businessman in the whole Asia. Ha Ni was early been an orphaned to her mother, Ha Ni only a seven years old when her mother died while laboring to her younger sister. Oh Min Sol is the younger sister of Ha Ni that is three years old, like Ha Ni, Min Sol is also a beautiful and intelligent girl. The two girls have a close relationship to each other even though what happened to their mother.

That morning Ha Ni don't have classes in school and she was staying in their house together with the maid. Her grandfather have a business trip in Japan while her father is in the noodle house with Min Sol. Ha Ni decided to get out in their house cause she feel sad. When Ha Ni is already outside of their house, she goes to the park near in their house.

Baek Seung Jo is a ten years old boy, a handsome and intelligent young boy. He came from a middle class family. His father is Baek Soo Chang who owns the So Chang Game Company, and his mother is Hwang Geum Hee a simple housewife. He also have a younger brother named Baek Eun Jo a 3 years old, handsome and intelligent young boy.

That morning, Seung Jo came out to their because his mother instruct him to buy a thing in a convince near the park. After Seung Jo buy the thing he needed, he goes to the pa