The pity of TFboys comes like rain

In a conspiracy of love, who is the protagonist and who is the supporting role.They are always inadvertently, being teased by God.He loves her, but dare not say it easily.She loves him, but feels inferior and misses him.She loves him, but there are too many identities mixed between them.When a wolf in sheep's clothing comes around, can their love be as simple as it was before?In the end, she left because she didn't deserve him.In the end, she left because the person he loved came back.In the end, she left because he was going to marry someone else as his bride.