Psychology says that when you dream of someone, it doesn't mean they're thinking of you or forgetting you. It means they're still in your subconscious, so your mind tells you through dreams that you've never stopped thinking about them or let them go. When someone keeps appearing in your dreams, your body feels how much you miss them and meets the person you long for on your behalf.
CP: Gu Luobei x Ye Xiyuan
Their childhood-friends-to-lovers everyday life is quite sweet, but the ending is tragic.
The extras go wild and are basically unrelated to the main story. They won't affect your reading of it.
Theme: Beyond joy and sorrow, there are many things we cannot help.