Little famous designer Calosar Li Sulan vs Frog Prince Gu Gua.
It's so sweet, but when the author was writing, he shook his hand and broke my glass cup, and it was mixed in. So, it's a bit glassy. (I still remember where the scumbag is probably. There will be hidden hints, it all depends on your perspective!)
This article assumes that Lan Lan is 17 years old and Frog Prince is 25 years old.
Purpose: secret