Three years ago, a massive anti-Japanese war broke out in Bingsheng. Ippei Kyoko and others were forced to evacuate. Yiping and Rambo were lovers at the time, but they had to be separated due to the current situation.
Three years later, Yiping returned to Bingsheng. What is the purpose of her trip? Who is the "old friend" she is looking for? Can she still find her past?
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——Youth will always pass, and we have no choice, so we have to treasure the gift that youth bestows on us.