The heroine was unable to go to school due to poor health. Finally one day her sister finally allowed the heroine to go to school. As soon as she arrived at the school, she felt that the school was very strange. Then I met 5w┉ As a result, one day, since the first kiss was "given" to Ya's twin brother Hao, he still owned the necklace that the heroine gave to the boy she fell in love with when she was young, but the heroine's rightful man was not him...