"The future father and mother-in-law" are the "permanent representatives" of the girlfriend, who have the "right of veto". Therefore, this first meeting is very important. The appearance is innate, and if you can pass the "preliminary screening" by your girlfriend, then you must have some charm. If you worry that you cannot pass the test from your mother-in-law, you may consider plastic surgery. But it takes more than a year to recover, so there's no time for that. Elder brother will teach you: "Attitude determines everything."