This is a story with insufficient purity, just like its name.
Things are never pure. No matter family, love, friendship or career, there are impurities.
However, the beauty can be seen from the flaws.
The story of a group of people who are not very pure.
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The writing is impure, the characters are impure, and the writing is impure.
Generally speaking, it is a first-class account, trying hard to make them live more like alive.