There are some interesting things in the gym. Dong Wan looks like a 40-year-old, although he is only 23 years old. He crushed Julie, and she drank it when a childhood friend completely lost her mind. However, Dong Wan is not a man to her. Then one day, something interesting began to happen. A beautiful female coach appeared in the gym in Dongwan, Zhu Rihe, where she worked as a yoga instructor. Will Dongwan tell Julie how she feels?