萍的祖母去世时(shí )留下了十封尘封许(xǔ )久的信，她嘱咐只有在(zài )写这些信的地(dì )方才(cái )能打开它们。于(yú )是萍(píng )就带上了祖母的骨灰踏(tà )上了去往缅甸(diàn )之旅。她在缅甸(diàn )遇到了凯凯，只有他知晓祖母的存在。随后他们发现(xiàn )原来(lái )这(zhè )些信都是(shì )一个(gè )深爱着