Having milk means that mother (decorated) and crazy son (decorated by Jiang Yang) and Polly (decorated by early Meng and winter) get to know each other → wear ghost clothes to play together → gather some friends one after another (all of them are demon 438, your uncle, blood cows don't eat grass, soldiers, and shemale's blessing) →
In order to participate in the competition, the Ghost Legion was set up → the competition began → the competition ended and combined → the top of China (Shenfu) → the level 70 mission → the seven segments of Valentine's Day (members of Ghost Legion went to different segments respectively) → the series of tasks of reunion of lovers → the fundamental end of China members.
There is a realistic part interspersed in the middle. Milk is the relationship between mother and Polly, son-in-law copy.