萍的祖(zǔ )母去世(shì )时(shí )留下(xià )了十封尘封许久的信，她嘱咐只有在写这些信的地方才能打开(kāi )它(tā )们。于是(shì )萍就带(dài )上了祖母的骨灰踏上(shàng )了去往(wǎng )缅甸(diàn )之旅。她在缅甸(diàn )遇到了凯凯，只有他知(zhī )晓(xiǎo )祖母的存在。随后他们发现原来这些信都是一个深(shēn )爱着