Love memory certificate LYNX ROMANCE

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

Box One morning, his son, Yukihiko HATA, woke up and had no memory for five years. In front of him was a man he had seen and a man he didn't know. The butler showed a video letter to the confused Yukihiko, but it was a message from him before he lost his memory. According to the message, one of the three men in front of him was his girlfriend. The man he didn't know was a psychiatrist, and one month later he brought back Yukihiko's memory. Yukihiko was puzzled by the men who approached him one after another --?