She and he grew up together since childhood. Although they were in love, they had to separate due to various reasons. The marriage was snatched in the prince's palace, and the engagement was invalidated. He and her never met for the last time. She would rather die than surrender and committed suicide by taking poison. He vowed to guard the border and never return to Kyoto for the rest of his life, because he was afraid of thinking about the peach blossom rain that day again...
Intention: Don't be wishful thinking