City: Sign in from the First Day of Rebirth!

Chen Nan was reborn on the day of his college classmates' reunion ten years ago, but now he was panicking. Because on this day, when he saw injustice, he imitated other people's heroes to save the beautiful, but he accidentally offended a prominent wealthy man, and even had his leg broken by the other party. Fortunately, the sign-in system was suddenly activated. "Ding! The host successfully signed in at the entrance of Jiaren KTV, and the reward is ten thousand catties of power." Ten thousand kilograms of strength! See the sudden sign-in reward. Chen Nan was shocked on the spot! … This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.