Group 1 - The core idea of the article is the initiative taken by a restaurant owner in Wuhan to provide free meals to those in need, inspired by a recent report in a local newspaper [1][4]. - The restaurant owner, Ming Jianxin, has been running the restaurant for 12 years and decided to offer a free meal, which includes a bowl of hot dry noodles, an egg, and a cup of soy milk, to anyone who says the "secret code" [4][8]. - The initiative has received positive feedback from the community, with many people expressing their support and sharing similar heartwarming stories online [8][14]. Group 2 - Ming Jianxin's motivation stems from a personal experience 30 years ago when he was helped by a stranger during a difficult time, which he has vowed to pay forward [4][8]. - The "secret code" for the free meal is specifically set as "hot dry noodles single meal," and the offer will remain valid as long as the restaurant is operational [8]. - The local newspaper's coverage has sparked a broader conversation about kindness and community support, with many netizens praising the actions of generous business owners [8][14].