What is the stem of milk tea?

Tea stems indicate that autumn has arrived, and a cup of tea needs a red envelope from 52 yuan.

From the TV series "The Temptation of Going Home", in the 28 minutes of the 56th episode, Hong Baolian said to the heroine Pinru's brother, "Autumn is coming, and I want to drink this cup of milk tea. Can you give me 52 yuan?"

Later, the stem of milk tea is usually that couples ask each other for red envelopes with the arrival of autumn, and send pictures in the circle of friends, indicating that some people accompany them to drink milk tea, which is intended to show their love, and some people ask family and friends for red envelopes, or drink milk tea together to show their affection and friendship.