Kouki HAYASAKA

Kouki HAYASAKA is a middle school student with a sister complex. He has blue hair and wears glasses. He is a fan of the anime "Onee-chan ga Kita". One day, Kouki's sister comes back home after being away for a long time. Kouki is overjoyed to see her, but he is also a little bit nervous. He doesn't know how to act around her now that she's older. Kouki's sister is very kind and understanding. She knows that Kouki has a sister complex, and she doesn't mind it. She even helps him to get over his shyness. Kouki and his sister start to spend more and more time together. They go on outings, watch movies, and play games. Kouki starts to feel like he has a real friend in his sister. One day, Kouki's sister tells him that she's going to be moving away again. Kouki is heartbroken, but he knows that he has to be happy for her. Kouki and his sister say goodbye, and Kouki promises to stay in touch. He knows that he'll never forget his sister, and he'll always be grateful for