Xia Ruoyu accidentally passed by a dilapidated old school. She suddenly had a headache, shortness of breath, and some fragments quickly passed through her mind. After meeting some people, Ruoyu found that she seemed to have lost part of her memory, and it seemed that she had forgotten some very important people. What was it that Ruoyu didn't know, and whether all her suspicions were true. What kind of unforgettable memories are behind the truth? What kind of tattoos are left on the ignorant youth at the age of 18, during the rainy season when flowers bloom. Where does her love belong?