Xu Su lived for more than ten years before he knew that Fang Yi liked him. Apart from anything else, it won't work just because we are both men!
Xu Su: You fucking have a crush on me, isn't that very polite?
Fang Yi: It's okay. I'm your little licking dog. I'll be able to lick you one day.
Purpose: Families with multiple children must have a bowl of water to maintain peace of mind