After Being Reborn, Who Still Lives in Society?

Liu Feng, the social eldest brother, returned to his senior year in high school. He smiled when he saw his brother who died trying to block a knife for him, his aunt who took good care of him, and the school beauty who could only be seen in the news in his previous life. "Brother Feng, we want to join society with you!" Liu Feng: "I've been reborn, who still wants to join society?"