萍的祖母去世时留下了(le )十(shí )封尘封(fēng )许久的信，她嘱咐只(zhī )有在写这些(xiē )信的地(dì )方才能打开它(tā )们。于是(shì )萍就带上(shàng )了祖母的骨灰踏上了去往(wǎng )缅甸之旅。她在缅甸遇到(dào )了凯凯，只有他知晓祖母的存在。随后他(tā )们发现(xiàn )原来这些信都是一个(gè )深(shēn )爱着