It was an age when everyone blushed easily. She was like a fish in deep water, willing to swim only within a radius of herself, with her own body as the center. One day, a ray of sunshine shone into her world. For the first time, she followed her heart and pursued him. But she'd spent too long at the bottom of the sea and didn't dare stand by his side. The two of them drifted farther and farther apart, and her unrequited love and attempt to get closer came to nothing. Then she met the person she'd once liked again. At a crossroads, would she turn left or right?
Premise: Unrequited love, school days, youth, growing up, courage