Remember? Chiie and Kei were friends since childhood, but one day Chiie got in to an accident that caused her be in a critical condition. She was sent to the hospital and stayed there for a few months, she was getting better but unfortunately the accident caused her memory to be erased, though the only memories that have been erased are the ones that were dear to her. Chiie's memories with Kei have all withered down and have been forgotten. Will Chiie ever remember Kei? Or will they start all over again?

• Drama