萍(píng )的祖母去世时留下(xià )了十(shí )封尘封许久的信，她嘱咐只(zhī )有在写这(zhè )些信的地方才能打开它们(men )。于是(shì )萍就带(dài )上了祖母的骨灰踏(tà )上了去往缅甸之旅。她在缅甸遇到了凯凯，只(zhī )有他知晓(xiǎo )祖母的存在。随(suí )后他们发(fā )现原来这些信都(dōu )是一(yī )个深爱着