萍的祖(zǔ )母去世时留下了十封尘封许久的信，她嘱咐只(zhī )有在写(xiě )这些信的地方才能打开它们。于(yú )是萍就带上(shàng )了(le )祖(zǔ )母的骨灰踏上了去往缅甸之旅。她在(zài )缅甸遇到了凯凯，只(zhī )有他知晓(xiǎo )祖母的存在。随(suí )后他(tā )们发(fā )现原来(lái )这些(xiē )信都是一个深爱着