萍的祖母去世时(shí )留下了十(shí )封尘封许(xǔ )久的信，她嘱咐只(zhī )有在写这些信的地方才能打开它们。于是萍(píng )就带上(shàng )了祖母的骨灰踏上了去往缅甸之旅。她(tā )在缅甸遇到了凯凯，只有他(tā )知晓祖母的存在。随(suí )后他们发现原(yuán )来这(zhè )些(xiē )信(xìn )都是一(yī )个深爱着