Xia Yiyu got lost during his idol's concert, and met Gu Yanxi who was being harassed by an illegitimate fan, so Xia Yiyu and Liu Mucha helped him, but they did not catch up with his idol's concert. It happened that his idol was Gu Yanxi's childhood sweetheart, and when they dated Gu Yanxi, they found out that he was...
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