Gu Yuan had a crush on Chi Yu for four years and thought they would never meet again after graduation. Unexpectedly, he met Gu Yuan when he was at his lowest. Gu Yuan gave Chi Yu all his preferences except for a heart that loved her. When he found out, Chi Yu was no longer by his side. When they met again, Chi Yu had quit being young and became more mature and stable. She was no longer the girl who had Gu Yuan in her eyes.
Intention: Lovers will eventually get married